chore(next): v4 module for development

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -2,7 +2,6 @@ name: Bug Report
 description: "Create a bug report to help us improve ZITADEL. Click [here](https://github.com/zitadel/zitadel/blob/main/CONTRIBUTING.md#product-management) to see how we process your issue."
 title: "[Bug]: "
 labels: ["bug"]
-type: Bug
 body:
   - type: markdown
     attributes:

.github/ISSUE_TEMPLATE/docs.yaml

@@ -1,7 +1,6 @@
 name: 📄 Documentation
 description: Create an issue for missing or wrong documentation.
 labels: ["docs"]
-type: task
 body:
   - type: markdown
     attributes:

.github/ISSUE_TEMPLATE/improvement.yaml

@@ -1,12 +1,11 @@
 name: 🛠️ Improvement
 description: "Create an new issue for an improvment in ZITADEL"
-labels: ["enhancement"]
-type: enhancement
+labels: ["improvement"]
 body:
   - type: markdown
     attributes:
       value: |
-        Thanks for taking the time to fill out this proposal / feature reqeust
+        Thanks for taking the time to fill out this improvement request
   - type: checkboxes
     id: preflight
     attributes:

.github/ISSUE_TEMPLATE/proposal.yaml

@@ -0,0 +1,44 @@
+name: 💡 Proposal / Feature request
+description: "Create an issue for a feature request/proposal."
+labels: ["enhancement"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out this proposal / feature reqeust
+  - type: checkboxes
+    id: preflight
+    attributes:
+      label: Preflight Checklist
+      options:
+      - label:
+          I could not find a solution in the existing issues, docs, nor discussions
+        required: true
+      - label:
+          I have joined the [ZITADEL chat](https://zitadel.com/chat)
+  - type: textarea
+    id: problem
+    attributes:
+      label: Describe your problem
+      description: Please describe your problem this proposal / feature is supposed to solve.
+      placeholder: Describe the problem you have.
+    validations:
+      required: true
+  - type: textarea
+    id: solution
+    attributes:
+      label: Describe your ideal solution
+      description: Which solution do you propose?
+      placeholder: As a [type of user], I want [some goal] so that [some reason].
+    validations:
+      required: true
+  - type: input
+    id: version
+    attributes:
+      label: Version
+      description: Which version of the OIDC Library are you using.
+  - type: textarea
+    id: additional
+    attributes:
+      label: Additional Context
+      description: Please add any other infos that could be useful.

.github/workflows/issue.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: add issue
-        uses: actions/add-to-project@v1.0.2
+        uses: actions/add-to-project@v1
         if: ${{ github.event_name == 'issues' }}
         with:
           # You can target a repository in a different organization
@@ -28,7 +28,7 @@ jobs:
          username: ${{ github.actor }}
          GITHUB_TOKEN: ${{ secrets.ADD_TO_PROJECT_PAT }}
       - name: add pr
-        uses: actions/add-to-project@v1.0.2
+        uses: actions/add-to-project@v1
         if: ${{ github.event_name == 'pull_request_target' && github.actor != 'dependabot[bot]' && !contains(steps.checkUserMember.outputs.teams, 'engineers')}}
         with:
           # You can target a repository in a different organization

.github/workflows/release.yml

@@ -14,11 +14,11 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-20.04
     strategy:
       fail-fast: false
       matrix:
-        go: ['1.23', '1.24']
+        go: ['1.21', '1.22']
     name: Go ${{ matrix.go }} test
     steps:
       - uses: actions/checkout@v4
@@ -27,12 +27,12 @@ jobs:
         with:
           go-version: ${{ matrix.go }}
       - run: go test -race -v -coverprofile=profile.cov -coverpkg=./pkg/... ./pkg/...
-      - uses: codecov/codecov-action@v5.4.3
+      - uses: codecov/codecov-action@v4.1.1
         with:
           file: ./profile.cov
           name: codecov-go
   release:
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-20.04
     needs: [test]
     if: ${{ github.event_name == 'workflow_dispatch' || github.ref == 'refs/heads/main' || github.ref == 'refs/heads/next' }}
     env:

README.md

@@ -2,10 +2,10 @@
 
 [![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)
 [![Release](https://github.com/zitadel/oidc/workflows/Release/badge.svg)](https://github.com/zitadel/oidc/actions)
-[![Go Reference](https://pkg.go.dev/badge/github.com/zitadel/oidc/v3.svg)](https://pkg.go.dev/github.com/zitadel/oidc/v3)
+[![Go Reference](https://pkg.go.dev/badge/github.com/zitadel/oidc/v4.svg)](https://pkg.go.dev/github.com/zitadel/oidc/v4)
 [![license](https://badgen.net/github/license/zitadel/oidc/)](https://github.com/zitadel/oidc/blob/master/LICENSE)
 [![release](https://badgen.net/github/release/zitadel/oidc/stable)](https://github.com/zitadel/oidc/releases)
-[![Go Report Card](https://goreportcard.com/badge/github.com/zitadel/oidc/v3)](https://goreportcard.com/report/github.com/zitadel/oidc/v3)
+[![Go Report Card](https://goreportcard.com/badge/github.com/zitadel/oidc/v4)](https://goreportcard.com/report/github.com/zitadel/oidc/v4)
 [![codecov](https://codecov.io/gh/zitadel/oidc/branch/main/graph/badge.svg)](https://codecov.io/gh/zitadel/oidc)
 
 [![openid_certified](https://cloud.githubusercontent.com/assets/1454075/7611268/4d19de32-f97b-11e4-895b-31b2455a7ca6.png)](https://openid.net/certification/)
@@ -21,10 +21,9 @@ Whenever possible we tried to reuse / extend existing packages like `OAuth2 for
 ## Basic Overview
 
 The most important packages of the library:
-
 <pre>
 /pkg
-    /client            clients using the OP for retrieving, exchanging and verifying tokens
+    /client            clients using the OP for retrieving, exchanging and verifying tokens       
         /rp            definition and implementation of an OIDC Relying Party (client)
         /rs            definition and implementation of an OAuth Resource Server (API)
     /op                definition and implementation of an OIDC OpenID Provider (server)
@@ -38,6 +37,7 @@ The most important packages of the library:
     /server            examples of an OpenID Provider implementations (including dynamic) with some very basic login UI
 </pre>
 
+
 ### Semver
 
 This package uses [semver](https://semver.org/) for [releases](https://github.com/zitadel/oidc/releases). Major releases ship breaking changes. Starting with the `v2` to `v3` increment we provide an [upgrade guide](UPGRADING.md) to ease migration to a newer version.
@@ -49,90 +49,54 @@ Check the `/example` folder where example code for different scenarios is locate
 ```bash
 # start oidc op server
 # oidc discovery http://localhost:9998/.well-known/openid-configuration
-go run github.com/zitadel/oidc/v3/example/server
+go run github.com/zitadel/oidc/v4/example/server
 # start oidc web client (in a new terminal)
-CLIENT_ID=web CLIENT_SECRET=secret ISSUER=http://localhost:9998/ SCOPES="openid profile" PORT=9999 go run github.com/zitadel/oidc/v3/example/client/app
+CLIENT_ID=web CLIENT_SECRET=secret ISSUER=http://localhost:9998/ SCOPES="openid profile" PORT=9999 go run github.com/zitadel/oidc/v4/example/client/app
 ```
 
 - open http://localhost:9999/login in your browser
-- you will be redirected to op server and the login UI
+- you will be redirected to op server and the login UI 
 - login with user `test-user@localhost` and password `verysecure`
 - the OP will redirect you to the client app, which displays the user info
 
 for the dynamic issuer, just start it with:
-
 ```bash
-go run github.com/zitadel/oidc/v3/example/server/dynamic
-```
-
+go run github.com/zitadel/oidc/v4/example/server/dynamic
+``` 
 the oidc web client above will still work, but if you add `oidc.local` (pointing to 127.0.0.1) in your hosts file you can also start it with:
-
 ```bash
-CLIENT_ID=web CLIENT_SECRET=secret ISSUER=http://oidc.local:9998/ SCOPES="openid profile" PORT=9999 go run github.com/zitadel/oidc/v3/example/client/app
+CLIENT_ID=web CLIENT_SECRET=secret ISSUER=http://oidc.local:9998/ SCOPES="openid profile" PORT=9999 go run github.com/zitadel/oidc/v4/example/client/app
 ```
 
 > Note: Usernames are suffixed with the hostname (`test-user@localhost` or `test-user@oidc.local`)
 
-### Server configuration
-
-Example server allows extra configuration using environment variables and could be used for end to
-end testing of your services.
-
-| Name         | Format                           | Description                           |
-| ------------ | -------------------------------- | ------------------------------------- |
-| PORT         | Number between 1 and 65535       | OIDC listen port                      |
-| REDIRECT_URI | Comma-separated URIs             | List of allowed redirect URIs         |
-| USERS_FILE   | Path to json in local filesystem | Users with their data and credentials |
-
-Here is json equivalent for one of the default users
-
-```json
-{
-  "id2": {
-    "ID": "id2",
-    "Username": "test-user2",
-    "Password": "verysecure",
-    "FirstName": "Test",
-    "LastName": "User2",
-    "Email": "test-user2@zitadel.ch",
-    "EmailVerified": true,
-    "Phone": "",
-    "PhoneVerified": false,
-    "PreferredLanguage": "DE",
-    "IsAdmin": false
-  }
-}
-```
-
 ## Features
 
-|                      | Relying party | OpenID Provider | Specification                                |
-| -------------------- | ------------- | --------------- | -------------------------------------------- |
-| Code Flow            | yes           | yes             | OpenID Connect Core 1.0, [Section 3.1][1]    |
-| Implicit Flow        | no[^1]        | yes             | OpenID Connect Core 1.0, [Section 3.2][2]    |
-| Hybrid Flow          | no            | not yet         | OpenID Connect Core 1.0, [Section 3.3][3]    |
-| Client Credentials   | yes           | yes             | OpenID Connect Core 1.0, [Section 9][4]      |
-| Refresh Token        | yes           | yes             | OpenID Connect Core 1.0, [Section 12][5]     |
-| Discovery            | yes           | yes             | OpenID Connect [Discovery][6] 1.0            |
-| JWT Profile          | yes           | yes             | [RFC 7523][7]                                |
-| PKCE                 | yes           | yes             | [RFC 7636][8]                                |
-| Token Exchange       | yes           | yes             | [RFC 8693][9]                                |
-| Device Authorization | yes           | yes             | [RFC 8628][10]                               |
-| mTLS                 | not yet       | not yet         | [RFC 8705][11]                               |
-| Back-Channel Logout  | not yet       | yes             | OpenID Connect [Back-Channel Logout][12] 1.0 |
+|                      | Relying party | OpenID Provider | Specification                             |
+| -------------------- | ------------- | --------------- | ----------------------------------------- |
+| Code Flow            | yes           | yes             | OpenID Connect Core 1.0, [Section 3.1][1] |
+| Implicit Flow        | no[^1]        | yes             | OpenID Connect Core 1.0, [Section 3.2][2] |
+| Hybrid Flow          | no            | not yet         | OpenID Connect Core 1.0, [Section 3.3][3] |
+| Client Credentials   | yes           | yes             | OpenID Connect Core 1.0, [Section 9][4]   |
+| Refresh Token        | yes           | yes             | OpenID Connect Core 1.0, [Section 12][5]  |
+| Discovery            | yes           | yes             | OpenID Connect [Discovery][6] 1.0         |
+| JWT Profile          | yes           | yes             | [RFC 7523][7]                             |
+| PKCE                 | yes           | yes             | [RFC 7636][8]                             |
+| Token Exchange       | yes           | yes             | [RFC 8693][9]                             |
+| Device Authorization | yes           | yes             | [RFC 8628][10]                            |
+| mTLS                 | not yet       | not yet         | [RFC 8705][11]                            |
 
-[1]: https://openid.net/specs/openid-connect-core-1_0.html#CodeFlowAuth "3.1. Authentication using the Authorization Code Flow"
-[2]: https://openid.net/specs/openid-connect-core-1_0.html#ImplicitFlowAuth "3.2. Authentication using the Implicit Flow"
-[3]: https://openid.net/specs/openid-connect-core-1_0.html#HybridFlowAuth "3.3. Authentication using the Hybrid Flow"
-[4]: https://openid.net/specs/openid-connect-core-1_0.html#ClientAuthentication "9. Client Authentication"
-[5]: https://openid.net/specs/openid-connect-core-1_0.html#RefreshTokens "12. Using Refresh Tokens"
-[6]: https://openid.net/specs/openid-connect-discovery-1_0.html "OpenID Connect Discovery 1.0 incorporating errata set 1"
-[7]: https://www.rfc-editor.org/rfc/rfc7523.html "JSON Web Token (JWT) Profile for OAuth 2.0 Client Authentication and Authorization Grants"
-[8]: https://www.rfc-editor.org/rfc/rfc7636.html "Proof Key for Code Exchange by OAuth Public Clients"
-[9]: https://www.rfc-editor.org/rfc/rfc8693.html "OAuth 2.0 Token Exchange"
-[10]: https://www.rfc-editor.org/rfc/rfc8628.html "OAuth 2.0 Device Authorization Grant"
-[11]: https://www.rfc-editor.org/rfc/rfc8705.html "OAuth 2.0 Mutual-TLS Client Authentication and Certificate-Bound Access Tokens"
-[12]: https://openid.net/specs/openid-connect-backchannel-1_0.html "OpenID Connect Back-Channel Logout 1.0 incorporating errata set 1"
+[1]: <https://openid.net/specs/openid-connect-core-1_0.html#CodeFlowAuth> "3.1. Authentication using the Authorization Code Flow"
+[2]: <https://openid.net/specs/openid-connect-core-1_0.html#ImplicitFlowAuth> "3.2. Authentication using the Implicit Flow"
+[3]: <https://openid.net/specs/openid-connect-core-1_0.html#HybridFlowAuth> "3.3. Authentication using the Hybrid Flow"
+[4]: <https://openid.net/specs/openid-connect-core-1_0.html#ClientAuthentication> "9. Client Authentication"
+[5]: <https://openid.net/specs/openid-connect-core-1_0.html#RefreshTokens> "12. Using Refresh Tokens"
+[6]: <https://openid.net/specs/openid-connect-discovery-1_0.html> "OpenID Connect Discovery 1.0 incorporating errata set 1"
+[7]: <https://www.rfc-editor.org/rfc/rfc7523.html> "JSON Web Token (JWT) Profile for OAuth 2.0 Client Authentication and Authorization Grants"
+[8]: <https://www.rfc-editor.org/rfc/rfc7636.html> "Proof Key for Code Exchange by OAuth Public Clients"
+[9]: <https://www.rfc-editor.org/rfc/rfc8693.html> "OAuth 2.0 Token Exchange"
+[10]: <https://www.rfc-editor.org/rfc/rfc8628.html> "OAuth 2.0 Device Authorization Grant"
+[11]: <https://www.rfc-editor.org/rfc/rfc8705.html> "OAuth 2.0 Mutual-TLS Client Authentication and Certificate-Bound Access Tokens"
 
 ## Contributors
 
@@ -151,14 +115,14 @@ For your convenience you can find the relevant guides linked below.
 
 ## Supported Go Versions
 
-For security reasons, we only support and recommend the use of one of the latest two Go versions (:white_check_mark:).
+For security reasons, we only support and recommend the use of one of the latest two Go versions (:white_check_mark:).  
 Versions that also build are marked with :warning:.
 
 | Version | Supported          |
 | ------- | ------------------ |
-| <1.23   | :x:                |
-| 1.23    | :white_check_mark: |
-| 1.24    | :white_check_mark: |
+| <1.21   | :x:                |
+| 1.21    | :white_check_mark: |
+| 1.22    | :white_check_mark: |
 
 ## Why another library
 
@@ -189,4 +153,5 @@ Unless required by applicable law or agreed to in writing, software distributed
 AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific
 language governing permissions and limitations under the License.
 
+
 [^1]: https://github.com/zitadel/oidc/issues/135#issuecomment-950563892

example/client/api/api.go

@@ -13,8 +13,8 @@ import (
 	"github.com/go-chi/chi/v5"
 	"github.com/sirupsen/logrus"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rs"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client/rs"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 const (

example/client/app/app.go

@@ -14,10 +14,10 @@ import (
 	"github.com/google/uuid"
 	"github.com/sirupsen/logrus"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/zitadel/logging"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 var (
@@ -56,7 +56,6 @@ func main() {
 		rp.WithVerifierOpts(rp.WithIssuedAtOffset(5 * time.Second)),
 		rp.WithHTTPClient(client),
 		rp.WithLogger(logger),
-		rp.WithSigningAlgsFromDiscovery(),
 	}
 	if clientSecret == "" {
 		options = append(options, rp.WithPKCE(cookieHandler))
@@ -109,7 +108,6 @@ func main() {
 			http.Error(w, err.Error(), http.StatusInternalServerError)
 			return
 		}
-		w.Header().Set("content-type", "application/json")
 		w.Write(data)
 	}
 

example/client/device/device.go

@@ -45,8 +45,8 @@ import (
 
 	"github.com/sirupsen/logrus"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
 )
 
 var (

example/client/github/github.go

@@ -10,10 +10,10 @@ import (
 	"golang.org/x/oauth2"
 	githubOAuth "golang.org/x/oauth2/github"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp/cli"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	"github.com/zitadel/oidc/v4/pkg/client/rp/cli"
+	"github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 var (

example/client/service/service.go

@@ -13,7 +13,7 @@ import (
 	"github.com/sirupsen/logrus"
 	"golang.org/x/oauth2"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/profile"
+	"github.com/zitadel/oidc/v4/pkg/client/profile"
 )
 
 var client = http.DefaultClient

example/server/config/config.go

@@ -1,40 +0,0 @@
-package config
-
-import (
-	"os"
-	"strings"
-)
-
-const (
-	// default port for the http server to run
-	DefaultIssuerPort = "9998"
-)
-
-type Config struct {
-	Port        string
-	RedirectURI []string
-	UsersFile   string
-}
-
-// FromEnvVars loads configuration parameters from environment variables.
-// If there is no such variable defined, then use default values.
-func FromEnvVars(defaults *Config) *Config {
-	if defaults == nil {
-		defaults = &Config{}
-	}
-	cfg := &Config{
-		Port:        defaults.Port,
-		RedirectURI: defaults.RedirectURI,
-		UsersFile:   defaults.UsersFile,
-	}
-	if value, ok := os.LookupEnv("PORT"); ok {
-		cfg.Port = value
-	}
-	if value, ok := os.LookupEnv("USERS_FILE"); ok {
-		cfg.UsersFile = value
-	}
-	if value, ok := os.LookupEnv("REDIRECT_URI"); ok {
-		cfg.RedirectURI = strings.Split(value, ",")
-	}
-	return cfg
-}

example/server/config/config_test.go

@@ -1,77 +0,0 @@
-package config
-
-import (
-	"fmt"
-	"os"
-	"testing"
-)
-
-func TestFromEnvVars(t *testing.T) {
-
-	for _, tc := range []struct {
-		name     string
-		env      map[string]string
-		defaults *Config
-		want     *Config
-	}{
-		{
-			name: "no vars, no default values",
-			env:  map[string]string{},
-			want: &Config{},
-		},
-		{
-			name: "no vars, only defaults",
-			env:  map[string]string{},
-			defaults: &Config{
-				Port:        "6666",
-				UsersFile:   "/default/user/path",
-				RedirectURI: []string{"re", "direct", "uris"},
-			},
-			want: &Config{
-				Port:        "6666",
-				UsersFile:   "/default/user/path",
-				RedirectURI: []string{"re", "direct", "uris"},
-			},
-		},
-		{
-			name: "overriding default values",
-			env: map[string]string{
-				"PORT":         "1234",
-				"USERS_FILE":   "/path/to/users",
-				"REDIRECT_URI": "http://redirect/redirect",
-			},
-			defaults: &Config{
-				Port:        "6666",
-				UsersFile:   "/default/user/path",
-				RedirectURI: []string{"re", "direct", "uris"},
-			},
-			want: &Config{
-				Port:        "1234",
-				UsersFile:   "/path/to/users",
-				RedirectURI: []string{"http://redirect/redirect"},
-			},
-		},
-		{
-			name: "multiple redirect uris",
-			env: map[string]string{
-				"REDIRECT_URI": "http://host_1,http://host_2,http://host_3",
-			},
-			want: &Config{
-				RedirectURI: []string{
-					"http://host_1", "http://host_2", "http://host_3",
-				},
-			},
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			os.Clearenv()
-			for k, v := range tc.env {
-				os.Setenv(k, v)
-			}
-			cfg := FromEnvVars(tc.defaults)
-			if fmt.Sprint(cfg) != fmt.Sprint(tc.want) {
-				t.Errorf("Expected FromEnvVars()=%q, but got %q", tc.want, cfg)
-			}
-		})
-	}
-}

example/server/dynamic/login.go

@@ -8,7 +8,7 @@ import (
 
 	"github.com/go-chi/chi/v5"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 const (

example/server/dynamic/op.go

@@ -10,8 +10,8 @@ import (
 	"github.com/go-chi/chi/v5"
 	"golang.org/x/text/language"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/storage"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/example/server/storage"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 const (

example/server/exampleop/device.go

@@ -8,10 +8,10 @@ import (
 	"net/http"
 	"net/url"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	"github.com/go-chi/chi/v5"
 	"github.com/gorilla/securecookie"
 	"github.com/sirupsen/logrus"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 type deviceAuthenticate interface {

example/server/exampleop/login.go

@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"net/http"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	"github.com/go-chi/chi/v5"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 type login struct {

example/server/exampleop/op.go

@@ -12,13 +12,22 @@ import (
 	"github.com/zitadel/logging"
 	"golang.org/x/text/language"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/example/server/storage"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 const (
 	pathLoggedOut = "/logged-out"
 )
 
+func init() {
+	storage.RegisterClients(
+		storage.NativeClient("native"),
+		storage.WebClient("web", "secret"),
+		storage.WebClient("api", "secret"),
+	)
+}
+
 type Storage interface {
 	op.Storage
 	authenticate
@@ -47,7 +56,7 @@ func SetupServer(issuer string, storage Storage, logger *slog.Logger, wrapServer
 	// for simplicity, we provide a very small default page for users who have signed out
 	router.HandleFunc(pathLoggedOut, func(w http.ResponseWriter, req *http.Request) {
 		w.Write([]byte("signed out successfully"))
-		// no need to check/log error, this will be handled by the middleware.
+		// no need to check/log error, this will be handeled by the middleware.
 	})
 
 	// creation of the OpenIDProvider with the just created in-memory Storage
@@ -71,7 +80,7 @@ func SetupServer(issuer string, storage Storage, logger *slog.Logger, wrapServer
 
 	handler := http.Handler(provider)
 	if wrapServer {
-		handler = op.RegisterLegacyServer(op.NewLegacyServer(provider, *op.DefaultEndpoints), op.AuthorizeCallbackHandler(provider))
+		handler = op.RegisterLegacyServer(op.NewLegacyServer(provider, *op.DefaultEndpoints))
 	}
 
 	// we register the http handler of the OP on the root, so that the discovery endpoint (/.well-known/openid-configuration)

example/server/main.go

@@ -6,53 +6,36 @@ import (
 	"net/http"
 	"os"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/config"
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/exampleop"
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/storage"
+	"github.com/zitadel/oidc/v4/example/server/exampleop"
+	"github.com/zitadel/oidc/v4/example/server/storage"
 )
 
-func getUserStore(cfg *config.Config) (storage.UserStore, error) {
-	if cfg.UsersFile == "" {
-		return storage.NewUserStore(fmt.Sprintf("http://localhost:%s/", cfg.Port)), nil
-	}
-	return storage.StoreFromFile(cfg.UsersFile)
-}
-
 func main() {
-	cfg := config.FromEnvVars(&config.Config{Port: "9998"})
+	//we will run on :9998
+	port := "9998"
+	//which gives us the issuer: http://localhost:9998/
+	issuer := fmt.Sprintf("http://localhost:%s/", port)
+
+	// the OpenIDProvider interface needs a Storage interface handling various checks and state manipulations
+	// this might be the layer for accessing your database
+	// in this example it will be handled in-memory
+	storage := storage.NewStorage(storage.NewUserStore(issuer))
+
 	logger := slog.New(
 		slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{
 			AddSource: true,
 			Level:     slog.LevelDebug,
 		}),
 	)
-
-	//which gives us the issuer: http://localhost:9998/
-	issuer := fmt.Sprintf("http://localhost:%s/", cfg.Port)
-
-	storage.RegisterClients(
-		storage.NativeClient("native", cfg.RedirectURI...),
-		storage.WebClient("web", "secret", cfg.RedirectURI...),
-		storage.WebClient("api", "secret", cfg.RedirectURI...),
-	)
-
-	// the OpenIDProvider interface needs a Storage interface handling various checks and state manipulations
-	// this might be the layer for accessing your database
-	// in this example it will be handled in-memory
-	store, err := getUserStore(cfg)
-	if err != nil {
-		logger.Error("cannot create UserStore", "error", err)
-		os.Exit(1)
-	}
-	storage := storage.NewStorage(store)
 	router := exampleop.SetupServer(issuer, storage, logger, false)
 
 	server := &http.Server{
-		Addr:    ":" + cfg.Port,
+		Addr:    ":" + port,
 		Handler: router,
 	}
-	logger.Info("server listening, press ctrl+c to stop", "addr", issuer)
-	if server.ListenAndServe() != http.ErrServerClosed {
+	logger.Info("server listening, press ctrl+c to stop", "addr", fmt.Sprintf("http://localhost:%s/", port))
+	err := server.ListenAndServe()
+	if err != http.ErrServerClosed {
 		logger.Error("server terminated", "error", err)
 		os.Exit(1)
 	}

example/server/storage/client.go

@@ -3,8 +3,8 @@ package storage
 import (
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 var (

example/server/storage/oidc.go

@@ -6,8 +6,8 @@ import (
 
 	"golang.org/x/text/language"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 const (
@@ -121,7 +121,7 @@ func (a *AuthRequest) Done() bool {
 }
 
 func PromptToInternal(oidcPrompt oidc.SpaceDelimitedArray) []string {
-	prompts := make([]string, 0, len(oidcPrompt))
+	prompts := make([]string, len(oidcPrompt))
 	for _, oidcPrompt := range oidcPrompt {
 		switch oidcPrompt {
 		case oidc.PromptNone,
@@ -164,15 +164,6 @@ func authRequestToInternal(authReq *oidc.AuthRequest, userID string) *AuthReques
 	}
 }
 
-type AuthRequestWithSessionState struct {
-	*AuthRequest
-	SessionState string
-}
-
-func (a *AuthRequestWithSessionState) GetSessionState() string {
-	return a.SessionState
-}
-
 type OIDCCodeChallenge struct {
 	Challenge string
 	Method    string

example/server/storage/storage.go

@@ -11,11 +11,11 @@ import (
 	"sync"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/google/uuid"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 // serviceKey1 is a public key which will be used for the JWT Profile Authorization Grant
@@ -151,9 +151,6 @@ func (s *Storage) CheckUsernamePassword(username, password, id string) error {
 		// in this example we'll simply check the username / password and set a boolean to true
 		// therefore we will also just check this boolean if the request / login has been finished
 		request.done = true
-
-		request.authTime = time.Now()
-
 		return nil
 	}
 	return fmt.Errorf("username or password wrong")
@@ -298,19 +295,15 @@ func (s *Storage) CreateAccessAndRefreshTokens(ctx context.Context, request op.T
 
 	// if we get here, the currentRefreshToken was not empty, so the call is a refresh token request
 	// we therefore will have to check the currentRefreshToken and renew the refresh token
-
-	newRefreshToken = uuid.NewString()
-
-	accessToken, err := s.accessToken(applicationID, newRefreshToken, request.GetSubject(), request.GetAudience(), request.GetScopes())
+	refreshToken, refreshTokenID, err := s.renewRefreshToken(currentRefreshToken)
 	if err != nil {
 		return "", "", time.Time{}, err
 	}
-
-	if err := s.renewRefreshToken(currentRefreshToken, newRefreshToken, accessToken.ID); err != nil {
+	accessToken, err := s.accessToken(applicationID, refreshTokenID, request.GetSubject(), request.GetAudience(), request.GetScopes())
+	if err != nil {
 		return "", "", time.Time{}, err
 	}
-
-	return accessToken.ID, newRefreshToken, accessToken.Expiration, nil
+	return accessToken.ID, refreshToken, accessToken.Expiration, nil
 }
 
 func (s *Storage) exchangeRefreshToken(ctx context.Context, request op.TokenExchangeRequest) (accessTokenID string, newRefreshToken string, expiration time.Time, err error) {
@@ -392,9 +385,14 @@ func (s *Storage) RevokeToken(ctx context.Context, tokenIDOrToken string, userID
 	if refreshToken.ApplicationID != clientID {
 		return oidc.ErrInvalidClient().WithDescription("token was not issued for this client")
 	}
-	delete(s.refreshTokens, refreshToken.ID)
 	// if it is a refresh token, you will have to remove the access token as well
-	delete(s.tokens, refreshToken.AccessToken)
+	delete(s.refreshTokens, refreshToken.ID)
+	for _, accessToken := range s.tokens {
+		if accessToken.RefreshTokenID == refreshToken.ID {
+			delete(s.tokens, accessToken.ID)
+			return nil
+		}
+	}
 	return nil
 }
 
@@ -490,9 +488,6 @@ func (s *Storage) SetUserinfoFromToken(ctx context.Context, userinfo *oidc.UserI
 	//		return err
 	//	}
 	//}
-	if token.Expiration.Before(time.Now()) {
-		return fmt.Errorf("token is expired")
-	}
 	return s.setUserinfo(ctx, userinfo, token.Subject, token.ApplicationID, token.Scopes)
 }
 
@@ -599,41 +594,33 @@ func (s *Storage) createRefreshToken(accessToken *Token, amr []string, authTime
 		Audience:      accessToken.Audience,
 		Expiration:    time.Now().Add(5 * time.Hour),
 		Scopes:        accessToken.Scopes,
-		AccessToken:   accessToken.ID,
 	}
 	s.refreshTokens[token.ID] = token
 	return token.Token, nil
 }
 
 // renewRefreshToken checks the provided refresh_token and creates a new one based on the current
-//
-// [Refresh Token Rotation] is implemented.
-//
-// [Refresh Token Rotation]: https://www.rfc-editor.org/rfc/rfc6819#section-5.2.2.3
-func (s *Storage) renewRefreshToken(currentRefreshToken, newRefreshToken, newAccessToken string) error {
+func (s *Storage) renewRefreshToken(currentRefreshToken string) (string, string, error) {
 	s.lock.Lock()
 	defer s.lock.Unlock()
 	refreshToken, ok := s.refreshTokens[currentRefreshToken]
 	if !ok {
-		return fmt.Errorf("invalid refresh token")
+		return "", "", fmt.Errorf("invalid refresh token")
 	}
-	// deletes the refresh token
+	// deletes the refresh token and all access tokens which were issued based on this refresh token
 	delete(s.refreshTokens, currentRefreshToken)
-
-	// delete the access token which was issued based on this refresh token
-	delete(s.tokens, refreshToken.AccessToken)
-
-	if refreshToken.Expiration.Before(time.Now()) {
-		return fmt.Errorf("expired refresh token")
+	for _, token := range s.tokens {
+		if token.RefreshTokenID == currentRefreshToken {
+			delete(s.tokens, token.ID)
+			break
+		}
 	}
-
 	// creates a new refresh token based on the current one
-	refreshToken.Token = newRefreshToken
-	refreshToken.ID = newRefreshToken
-	refreshToken.Expiration = time.Now().Add(5 * time.Hour)
-	refreshToken.AccessToken = newAccessToken
-	s.refreshTokens[newRefreshToken] = refreshToken
-	return nil
+	token := uuid.NewString()
+	refreshToken.Token = token
+	refreshToken.ID = token
+	s.refreshTokens[token] = refreshToken
+	return token, refreshToken.ID, nil
 }
 
 // accessToken will store an access_token in-memory based on the provided information

example/server/storage/storage_dynamic.go

@@ -4,10 +4,10 @@ import (
 	"context"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 type multiStorage struct {

example/server/storage/token.go

@@ -22,5 +22,4 @@ type RefreshToken struct {
 	ApplicationID string
 	Expiration    time.Time
 	Scopes        []string
-	AccessToken   string // Token.ID
 }

example/server/storage/user.go

@@ -2,8 +2,6 @@ package storage
 
 import (
 	"crypto/rsa"
-	"encoding/json"
-	"os"
 	"strings"
 
 	"golang.org/x/text/language"
@@ -37,18 +35,6 @@ type userStore struct {
 	users map[string]*User
 }
 
-func StoreFromFile(path string) (UserStore, error) {
-	users := map[string]*User{}
-	data, err := os.ReadFile(path)
-	if err != nil {
-		return nil, err
-	}
-	if err := json.Unmarshal(data, &users); err != nil {
-		return nil, err
-	}
-	return userStore{users}, nil
-}
-
 func NewUserStore(issuer string) UserStore {
 	hostname := strings.Split(strings.Split(issuer, "://")[1], ":")[0]
 	return userStore{

example/server/storage/user_test.go

@@ -1,70 +0,0 @@
-package storage
-
-import (
-	"os"
-	"path"
-	"reflect"
-	"testing"
-
-	"golang.org/x/text/language"
-)
-
-func TestStoreFromFile(t *testing.T) {
-	for _, tc := range []struct {
-		name       string
-		pathToFile string
-		content    string
-		want       UserStore
-		wantErr    bool
-	}{
-		{
-			name:       "normal user file",
-			pathToFile: "userfile.json",
-			content: `{
-				"id1": {
-					"ID":                "id1",
-					"EmailVerified":     true,
-					"PreferredLanguage": "DE"
-				}
-			}`,
-			want: userStore{map[string]*User{
-				"id1": {
-					ID:                "id1",
-					EmailVerified:     true,
-					PreferredLanguage: language.German,
-				},
-			}},
-		},
-		{
-			name:       "malformed file",
-			pathToFile: "whatever",
-			content:    "not a json just a text",
-			wantErr:    true,
-		},
-		{
-			name:       "not existing file",
-			pathToFile: "what/ever/file",
-			wantErr:    true,
-		},
-	} {
-		t.Run(tc.name, func(t *testing.T) {
-			actualPath := path.Join(t.TempDir(), tc.pathToFile)
-
-			if tc.content != "" && tc.pathToFile != "" {
-				if err := os.WriteFile(actualPath, []byte(tc.content), 0666); err != nil {
-					t.Fatalf("cannot create file with test content: %q", tc.content)
-				}
-			}
-			result, err := StoreFromFile(actualPath)
-			if err != nil && !tc.wantErr {
-				t.Errorf("StoreFromFile(%q) returned unexpected error %q", tc.pathToFile, err)
-			} else if err == nil && tc.wantErr {
-				t.Errorf("StoreFromFile(%q) did not return an expected error", tc.pathToFile)
-			}
-			if !tc.wantErr && !reflect.DeepEqual(tc.want, result.(userStore)) {
-				t.Errorf("expected StoreFromFile(%q) = %v, but got %v",
-					tc.pathToFile, tc.want, result)
-			}
-		})
-	}
-}

go.mod

@@ -1,40 +1,41 @@
-module git.christmann.info/LARA/zitadel-oidc/v3
+module github.com/zitadel/oidc/v4
 
-go 1.23.7
-
-toolchain go1.24.1
+go 1.21
 
 require (
-	github.com/bmatcuk/doublestar/v4 v4.8.1
-	github.com/go-chi/chi/v5 v5.2.1
-	github.com/go-jose/go-jose/v4 v4.0.5
+	github.com/bmatcuk/doublestar/v4 v4.6.1
+	github.com/go-chi/chi/v5 v5.0.12
+	github.com/go-jose/go-jose/v3 v3.0.3
 	github.com/golang/mock v1.6.0
 	github.com/google/go-github/v31 v31.0.0
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/securecookie v1.1.2
-	github.com/jeremija/gosubmit v0.2.8
+	github.com/jeremija/gosubmit v0.2.7
 	github.com/muhlemmer/gu v0.3.1
 	github.com/muhlemmer/httpforwarded v0.1.0
-	github.com/rs/cors v1.11.1
+	github.com/rs/cors v1.10.1
 	github.com/sirupsen/logrus v1.9.3
-	github.com/stretchr/testify v1.10.0
-	github.com/zitadel/logging v0.6.2
-	github.com/zitadel/schema v1.3.1
-	go.opentelemetry.io/otel v1.29.0
-	golang.org/x/oauth2 v0.30.0
-	golang.org/x/text v0.26.0
+	github.com/stretchr/testify v1.9.0
+	github.com/zitadel/logging v0.6.0
+	github.com/zitadel/schema v1.3.0
+	go.opentelemetry.io/otel v1.24.0
+	golang.org/x/oauth2 v0.18.0
+	golang.org/x/text v0.14.0
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/go-logr/logr v1.4.2 // indirect
+	github.com/go-logr/logr v1.4.1 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	go.opentelemetry.io/otel/metric v1.29.0 // indirect
-	go.opentelemetry.io/otel/trace v1.29.0 // indirect
-	golang.org/x/crypto v0.36.0 // indirect
-	golang.org/x/net v0.38.0 // indirect
-	golang.org/x/sys v0.31.0 // indirect
+	go.opentelemetry.io/otel/metric v1.24.0 // indirect
+	go.opentelemetry.io/otel/trace v1.24.0 // indirect
+	golang.org/x/crypto v0.21.0 // indirect
+	golang.org/x/net v0.22.0 // indirect
+	golang.org/x/sys v0.18.0 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,21 +1,27 @@
-github.com/bmatcuk/doublestar/v4 v4.8.1 h1:54Bopc5c2cAvhLRAzqOGCYHYyhcDHsFF4wWIR5wKP38=
-github.com/bmatcuk/doublestar/v4 v4.8.1/go.mod h1:xBQ8jztBU6kakFMg+8WGxn0c6z1fTSPVIjEY1Wr7jzc=
+github.com/bmatcuk/doublestar/v4 v4.6.1 h1:FH9SifrbvJhnlQpztAx++wlkk70QBf0iBWDwNy7PA4I=
+github.com/bmatcuk/doublestar/v4 v4.6.1/go.mod h1:xBQ8jztBU6kakFMg+8WGxn0c6z1fTSPVIjEY1Wr7jzc=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/go-chi/chi/v5 v5.2.1 h1:KOIHODQj58PmL80G2Eak4WdvUzjSJSm0vG72crDCqb8=
-github.com/go-chi/chi/v5 v5.2.1/go.mod h1:L2yAIGWB3H+phAw1NxKwWM+7eUH/lU8pOMm5hHcoops=
-github.com/go-jose/go-jose/v4 v4.0.5 h1:M6T8+mKZl/+fNNuFHvGIzDz7BTLQPIounk/b9dw3AaE=
-github.com/go-jose/go-jose/v4 v4.0.5/go.mod h1:s3P1lRrkT8igV8D9OjyL4WRyHvjB6a4JSllnOrmmBOA=
+github.com/go-chi/chi/v5 v5.0.12 h1:9euLV5sTrTNTRUU9POmDUvfxyj6LAABLUcEWO+JJb4s=
+github.com/go-chi/chi/v5 v5.0.12/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/go-jose/go-jose/v3 v3.0.3 h1:fFKWeig/irsp7XD2zBxvnmA/XaRWp5V3CBsZXJF7G7k=
+github.com/go-jose/go-jose/v3 v3.0.3/go.mod h1:5b+7YgP7ZICgJDBdfjZaIt+H/9L9T/YQrVfLAMboGkQ=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
-github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY=
-github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/go-logr/logr v1.4.1 h1:pKouT5E8xu9zeFC39JXRDukb6JFQPXM5p5I91188VAQ=
+github.com/go-logr/logr v1.4.1/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/golang/mock v1.6.0 h1:ErTB+efbowRARo13NNdxyJji2egdxLGQhRaY+DUumQc=
 github.com/golang/mock v1.6.0/go.mod h1:p6yTPP+5HYm5mzsMV8JkE6ZKdX+/wYM6Hr+LicevLPs=
+github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
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@@ -29,8 +35,8 @@ github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
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+google.golang.org/appengine v1.6.7 h1:FZR1q0exgwxzPzp/aF+VccGrSfxfPpkBqjIIEq3ru6c=
+google.golang.org/appengine v1.6.7/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
-gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
-gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

internal/testutil/gen/gen.go

@@ -8,8 +8,8 @@ import (
 	"fmt"
 	"os"
 
-	tu "git.christmann.info/LARA/zitadel-oidc/v3/internal/testutil"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	tu "github.com/zitadel/oidc/v4/internal/testutil"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 var custom = map[string]any{

internal/testutil/token.go

@@ -8,9 +8,9 @@ import (
 	"errors"
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/muhlemmer/gu"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 // KeySet implements oidc.Keys

pkg/client/client.go

@@ -10,14 +10,13 @@ import (
 	"strings"
 	"time"
 
-	"github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/zitadel/logging"
+	"github.com/zitadel/oidc/v4/pkg/crypto"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 	"go.opentelemetry.io/otel"
 	"golang.org/x/oauth2"
-
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/crypto"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 )
 
 var (
@@ -42,7 +41,7 @@ func Discover(ctx context.Context, issuer string, httpClient *http.Client, wellK
 	discoveryConfig := new(oidc.DiscoveryConfiguration)
 	err = httphelper.HttpRequest(httpClient, req, &discoveryConfig)
 	if err != nil {
-		return nil, errors.Join(oidc.ErrDiscoveryFailed, err)
+		return nil, err
 	}
 	if logger, ok := logging.FromContext(ctx); ok {
 		logger.Debug("discover", "config", discoveryConfig)
@@ -98,12 +97,7 @@ func CallEndSessionEndpoint(ctx context.Context, request any, authFn any, caller
 	ctx, span := Tracer.Start(ctx, "CallEndSessionEndpoint")
 	defer span.End()
 
-	endpoint := caller.GetEndSessionEndpoint()
-	if endpoint == "" {
-		return nil, fmt.Errorf("end session %w", ErrEndpointNotSet)
-	}
-
-	req, err := httphelper.FormRequest(ctx, endpoint, request, Encoder, authFn)
+	req, err := httphelper.FormRequest(ctx, caller.GetEndSessionEndpoint(), request, Encoder, authFn)
 	if err != nil {
 		return nil, err
 	}
@@ -149,12 +143,7 @@ func CallRevokeEndpoint(ctx context.Context, request any, authFn any, caller Rev
 	ctx, span := Tracer.Start(ctx, "CallRevokeEndpoint")
 	defer span.End()
 
-	endpoint := caller.GetRevokeEndpoint()
-	if endpoint == "" {
-		return fmt.Errorf("revoke %w", ErrEndpointNotSet)
-	}
-
-	req, err := httphelper.FormRequest(ctx, endpoint, request, Encoder, authFn)
+	req, err := httphelper.FormRequest(ctx, caller.GetRevokeEndpoint(), request, Encoder, authFn)
 	if err != nil {
 		return err
 	}
@@ -197,12 +186,12 @@ func CallTokenExchangeEndpoint(ctx context.Context, request any, authFn any, cal
 }
 
 func NewSignerFromPrivateKeyByte(key []byte, keyID string) (jose.Signer, error) {
-	privateKey, algorithm, err := crypto.BytesToPrivateKey(key)
+	privateKey, err := crypto.BytesToPrivateKey(key)
 	if err != nil {
 		return nil, err
 	}
 	signingKey := jose.SigningKey{
-		Algorithm: algorithm,
+		Algorithm: jose.RS256,
 		Key:       &jose.JSONWebKey{Key: privateKey, KeyID: keyID},
 	}
 	return jose.NewSigner(signingKey, &jose.SignerOptions{})
@@ -229,12 +218,7 @@ func CallDeviceAuthorizationEndpoint(ctx context.Context, request *oidc.ClientCr
 	ctx, span := Tracer.Start(ctx, "CallDeviceAuthorizationEndpoint")
 	defer span.End()
 
-	endpoint := caller.GetDeviceAuthorizationEndpoint()
-	if endpoint == "" {
-		return nil, fmt.Errorf("device authorization %w", ErrEndpointNotSet)
-	}
-
-	req, err := httphelper.FormRequest(ctx, endpoint, request, Encoder, authFn)
+	req, err := httphelper.FormRequest(ctx, caller.GetDeviceAuthorizationEndpoint(), request, Encoder, authFn)
 	if err != nil {
 		return nil, err
 	}

pkg/client/client_test.go

@@ -5,7 +5,6 @@ import (
 	"net/http"
 	"testing"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
@@ -23,7 +22,7 @@ func TestDiscover(t *testing.T) {
 		name       string
 		args       args
 		wantFields *wantFields
-		wantErr    error
+		wantErr    bool
 	}{
 		{
 			name: "spotify", // https://github.com/zitadel/oidc/issues/406
@@ -33,20 +32,17 @@ func TestDiscover(t *testing.T) {
 			wantFields: &wantFields{
 				UILocalesSupported: true,
 			},
-			wantErr: nil,
-		},
-		{
-			name: "discovery failed",
-			args: args{
-				issuer: "https://example.com",
-			},
-			wantErr: oidc.ErrDiscoveryFailed,
+			wantErr: false,
 		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			got, err := Discover(context.Background(), tt.args.issuer, http.DefaultClient, tt.args.wellKnownUrl...)
-			require.ErrorIs(t, err, tt.wantErr)
+			if tt.wantErr {
+				assert.Error(t, err)
+				return
+			}
+			require.NoError(t, err)
 			if tt.wantFields == nil {
 				return
 			}

pkg/client/errors.go

@@ -1,5 +0,0 @@
-package client
-
-import "errors"
-
-var ErrEndpointNotSet = errors.New("endpoint not set")

pkg/client/integration_test.go

@@ -23,14 +23,14 @@ import (
 	"github.com/stretchr/testify/require"
 	"golang.org/x/oauth2"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/exampleop"
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/storage"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rs"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/tokenexchange"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/example/server/exampleop"
+	"github.com/zitadel/oidc/v4/example/server/storage"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	"github.com/zitadel/oidc/v4/pkg/client/rs"
+	"github.com/zitadel/oidc/v4/pkg/client/tokenexchange"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 var Logger = slog.New(
@@ -111,92 +111,6 @@ func testRelyingPartySession(t *testing.T, wrapServer bool) {
 	}
 }
 
-func TestRelyingPartyWithSigningAlgsFromDiscovery(t *testing.T) {
-	targetURL := "http://local-site"
-	localURL, err := url.Parse(targetURL + "/login?requestID=1234")
-	require.NoError(t, err, "local url")
-
-	t.Log("------- start example OP ------")
-	seed := rand.New(rand.NewSource(int64(os.Getpid()) + time.Now().UnixNano()))
-	clientID := t.Name() + "-" + strconv.FormatInt(seed.Int63(), 25)
-	clientSecret := "secret"
-	client := storage.WebClient(clientID, clientSecret, targetURL)
-	storage.RegisterClients(client)
-	exampleStorage := storage.NewStorage(storage.NewUserStore(targetURL))
-	var dh deferredHandler
-	opServer := httptest.NewServer(&dh)
-	defer opServer.Close()
-	dh.Handler = exampleop.SetupServer(opServer.URL, exampleStorage, Logger, true)
-
-	t.Log("------- create RP ------")
-	provider, err := rp.NewRelyingPartyOIDC(
-		CTX,
-		opServer.URL,
-		clientID,
-		clientSecret,
-		targetURL,
-		[]string{"openid"},
-		rp.WithSigningAlgsFromDiscovery(),
-	)
-	require.NoError(t, err, "new rp")
-
-	t.Log("------- run authorization code flow ------")
-	jar, err := cookiejar.New(nil)
-	require.NoError(t, err, "create cookie jar")
-	httpClient := &http.Client{
-		Timeout: time.Second * 5,
-		CheckRedirect: func(_ *http.Request, _ []*http.Request) error {
-			return http.ErrUseLastResponse
-		},
-		Jar: jar,
-	}
-	state := "state-" + strconv.FormatInt(seed.Int63(), 25)
-	capturedW := httptest.NewRecorder()
-	get := httptest.NewRequest("GET", localURL.String(), nil)
-	rp.AuthURLHandler(func() string { return state }, provider,
-		rp.WithPromptURLParam("Hello, World!", "Goodbye, World!"),
-		rp.WithURLParam("custom", "param"),
-	)(capturedW, get)
-	defer func() {
-		if t.Failed() {
-			t.Log("response body (redirect from RP to OP)", capturedW.Body.String())
-		}
-	}()
-	resp := capturedW.Result()
-	startAuthURL, err := resp.Location()
-	require.NoError(t, err, "get redirect")
-	loginPageURL := getRedirect(t, "get redirect to login page", httpClient, startAuthURL)
-	form := getForm(t, "get login form", httpClient, loginPageURL)
-	defer func() {
-		if t.Failed() {
-			t.Logf("login form (unfilled): %s", string(form))
-		}
-	}()
-	postLoginRedirectURL := fillForm(t, "fill login form", httpClient, form, loginPageURL,
-		gosubmit.Set("username", "test-user@local-site"),
-		gosubmit.Set("password", "verysecure"),
-	)
-	codeBearingURL := getRedirect(t, "get redirect with code", httpClient, postLoginRedirectURL)
-	capturedW = httptest.NewRecorder()
-	get = httptest.NewRequest("GET", codeBearingURL.String(), nil)
-	var idToken string
-	redirect := func(w http.ResponseWriter, r *http.Request, newTokens *oidc.Tokens[*oidc.IDTokenClaims], state string, rp rp.RelyingParty, info *oidc.UserInfo) {
-		idToken = newTokens.IDToken
-		http.Redirect(w, r, targetURL, http.StatusFound)
-	}
-	rp.CodeExchangeHandler(rp.UserinfoCallback(redirect), provider)(capturedW, get)
-	defer func() {
-		if t.Failed() {
-			t.Log("token exchange response body", capturedW.Body.String())
-			require.GreaterOrEqual(t, capturedW.Code, 200, "captured response code")
-		}
-	}()
-
-	t.Log("------- verify id token ------")
-	_, err = rp.VerifyIDToken[*oidc.IDTokenClaims](CTX, idToken, provider.IDTokenVerifier())
-	require.NoError(t, err, "verify id token")
-}
-
 func TestResourceServerTokenExchange(t *testing.T) {
 	for _, wrapServer := range []bool{false, true} {
 		t.Run(fmt.Sprint("wrapServer ", wrapServer), func(t *testing.T) {

pkg/client/jwt_profile.go

@@ -6,8 +6,8 @@ import (
 
 	"golang.org/x/oauth2"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 // JWTProfileExchange handles the oauth2 jwt profile exchange

pkg/client/key.go

@@ -2,7 +2,7 @@ package client
 
 import (
 	"encoding/json"
-	"os"
+	"io/ioutil"
 )
 
 const (
@@ -24,7 +24,7 @@ type KeyFile struct {
 }
 
 func ConfigFromKeyFile(path string) (*KeyFile, error) {
-	data, err := os.ReadFile(path)
+	data, err := ioutil.ReadFile(path)
 	if err != nil {
 		return nil, err
 	}

pkg/client/profile/jwt_profile.go

@@ -5,11 +5,11 @@ import (
 	"net/http"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"golang.org/x/oauth2"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type TokenSource interface {

pkg/client/rp/cli/cli.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"net/http"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 const (

pkg/client/rp/delegation.go

@@ -1,7 +1,7 @@
 package rp
 
 import (
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc/grants/tokenexchange"
+	"github.com/zitadel/oidc/v4/pkg/oidc/grants/tokenexchange"
 )
 
 // DelegationTokenRequest is an implementation of TokenExchangeRequest

pkg/client/rp/device.go

@@ -5,8 +5,8 @@ import (
 	"fmt"
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 func newDeviceClientCredentialsRequest(scopes []string, rp RelyingParty) (*oidc.ClientCredentialsRequest, error) {

pkg/client/rp/jwks.go

@@ -7,11 +7,11 @@ import (
 	"net/http"
 	"sync"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 func NewRemoteKeySet(client *http.Client, jwksURL string, opts ...func(*remoteKeySet)) oidc.KeySet {
@@ -217,7 +217,7 @@ func (r *remoteKeySet) fetchRemoteKeys(ctx context.Context) ([]jose.JSONWebKey,
 	ctx, span := client.Tracer.Start(ctx, "fetchRemoteKeys")
 	defer span.End()
 
-	req, err := http.NewRequestWithContext(ctx, "GET", r.jwksURL, nil)
+	req, err := http.NewRequest("GET", r.jwksURL, nil)
 	if err != nil {
 		return nil, fmt.Errorf("oidc: can't create request: %v", err)
 	}

pkg/client/rp/relying_party.go

@@ -9,15 +9,15 @@ import (
 	"net/url"
 	"time"
 
-	"github.com/go-jose/go-jose/v4"
+	"github.com/go-jose/go-jose/v3"
 	"github.com/google/uuid"
 	"golang.org/x/oauth2"
 	"golang.org/x/oauth2/clientcredentials"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/zitadel/logging"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 const (
@@ -60,7 +60,7 @@ type RelyingParty interface {
 	// UserinfoEndpoint returns the userinfo
 	UserinfoEndpoint() string
 
-	// GetDeviceAuthorizationEndpoint returns the endpoint which can
+	// GetDeviceAuthorizationEndpoint returns the enpoint which can
 	// be used to start a DeviceAuthorization flow.
 	GetDeviceAuthorizationEndpoint() string
 
@@ -90,13 +90,12 @@ var DefaultUnauthorizedHandler UnauthorizedHandler = func(w http.ResponseWriter,
 }
 
 type relyingParty struct {
-	issuer                      string
-	DiscoveryEndpoint           string
-	endpoints                   Endpoints
-	oauthConfig                 *oauth2.Config
-	oauth2Only                  bool
-	pkce                        bool
-	useSigningAlgsFromDiscovery bool
+	issuer            string
+	DiscoveryEndpoint string
+	endpoints         Endpoints
+	oauthConfig       *oauth2.Config
+	oauth2Only        bool
+	pkce              bool
 
 	httpClient    *http.Client
 	cookieHandler *httphelper.CookieHandler
@@ -239,9 +238,6 @@ func NewRelyingPartyOIDC(ctx context.Context, issuer, clientID, clientSecret, re
 	if err != nil {
 		return nil, err
 	}
-	if rp.useSigningAlgsFromDiscovery {
-		rp.verifierOpts = append(rp.verifierOpts, WithSupportedSigningAlgorithms(discoveryConfiguration.IDTokenSigningAlgValuesSupported...))
-	}
 	endpoints := GetEndpoints(discoveryConfiguration)
 	rp.oauthConfig.Endpoint = endpoints.Endpoint
 	rp.endpoints = endpoints
@@ -352,15 +348,6 @@ func WithLogger(logger *slog.Logger) Option {
 	}
 }
 
-// WithSigningAlgsFromDiscovery appends the [WithSupportedSigningAlgorithms] option to the Verifier Options.
-// The algorithms returned in the `id_token_signing_alg_values_supported` from the discovery response will be set.
-func WithSigningAlgsFromDiscovery() Option {
-	return func(rp *relyingParty) error {
-		rp.useSigningAlgsFromDiscovery = true
-		return nil
-	}
-}
-
 type SignerFromKey func() (jose.Signer, error)
 
 func SignerFromKeyPath(path string) SignerFromKey {
@@ -401,7 +388,7 @@ func AuthURL(state string, rp RelyingParty, opts ...AuthURLOpt) string {
 
 // AuthURLHandler extends the `AuthURL` method with a http redirect handler
 // including handling setting cookie for secure `state` transfer.
-// Custom parameters can optionally be set to the redirect URL.
+// Custom paramaters can optionally be set to the redirect URL.
 func AuthURLHandler(stateFn func() string, rp RelyingParty, urlParam ...URLParamOpt) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		opts := make([]AuthURLOpt, len(urlParam))
@@ -541,7 +528,7 @@ func CodeExchangeHandler[C oidc.IDClaims](callback CodeExchangeCallback[C], rp R
 			rp.CookieHandler().DeleteCookie(w, pkceCode)
 		}
 		if rp.Signer() != nil {
-			assertion, err := client.SignedJWTProfileAssertion(rp.OAuthConfig().ClientID, []string{rp.Issuer(), rp.OAuthConfig().Endpoint.TokenURL}, time.Hour, rp.Signer())
+			assertion, err := client.SignedJWTProfileAssertion(rp.OAuthConfig().ClientID, []string{rp.Issuer()}, time.Hour, rp.Signer())
 			if err != nil {
 				unauthorizedError(w, r, "failed to build assertion: "+err.Error(), state, rp)
 				return
@@ -655,7 +642,7 @@ func GetEndpoints(discoveryConfig *oidc.DiscoveryConfiguration) Endpoints {
 	}
 }
 
-// withURLParam sets custom url parameters.
+// withURLParam sets custom url paramaters.
 // This is the generalized, unexported, function used by both
 // URLParamOpt and AuthURLOpt.
 func withURLParam(key, value string) func() []oauth2.AuthCodeOption {
@@ -734,11 +721,11 @@ func (t tokenEndpointCaller) TokenEndpoint() string {
 
 type RefreshTokenRequest struct {
 	RefreshToken        string                   `schema:"refresh_token"`
-	Scopes              oidc.SpaceDelimitedArray `schema:"scope,omitempty"`
-	ClientID            string                   `schema:"client_id,omitempty"`
-	ClientSecret        string                   `schema:"client_secret,omitempty"`
-	ClientAssertion     string                   `schema:"client_assertion,omitempty"`
-	ClientAssertionType string                   `schema:"client_assertion_type,omitempty"`
+	Scopes              oidc.SpaceDelimitedArray `schema:"scope"`
+	ClientID            string                   `schema:"client_id"`
+	ClientSecret        string                   `schema:"client_secret"`
+	ClientAssertion     string                   `schema:"client_assertion"`
+	ClientAssertionType string                   `schema:"client_assertion_type"`
 	GrantType           oidc.GrantType           `schema:"grant_type"`
 }
 
@@ -747,7 +734,7 @@ type RefreshTokenRequest struct {
 // the old one should be considered invalid.
 //
 // In case the RP is not OAuth2 only and an IDToken was part of the response,
-// the IDToken and AccessToken will be verified
+// the IDToken and AccessToken will be verfied
 // and the IDToken and IDTokenClaims fields will be populated in the returned object.
 func RefreshTokens[C oidc.IDClaims](ctx context.Context, rp RelyingParty, refreshToken, clientAssertion, clientAssertionType string) (*oidc.Tokens[C], error) {
 	ctx, span := client.Tracer.Start(ctx, "RefreshTokens")

pkg/client/rp/relying_party_test.go

@@ -5,10 +5,10 @@ import (
 	"testing"
 	"time"
 
-	tu "git.christmann.info/LARA/zitadel-oidc/v3/internal/testutil"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	tu "github.com/zitadel/oidc/v4/internal/testutil"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 	"golang.org/x/oauth2"
 )
 

pkg/client/rp/tockenexchange.go

@@ -5,7 +5,7 @@ import (
 
 	"golang.org/x/oauth2"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc/grants/tokenexchange"
+	"github.com/zitadel/oidc/v4/pkg/oidc/grants/tokenexchange"
 )
 
 // TokenExchangeRP extends the `RelyingParty` interface for the *draft* oauth2 `Token Exchange`

pkg/client/rp/userinfo_example_test.go

@@ -4,8 +4,8 @@ import (
 	"context"
 	"fmt"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type UserInfo struct {

pkg/client/rp/verifier.go

@@ -4,10 +4,10 @@ import (
 	"context"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 // VerifyTokens implement the Token Response Validation as defined in OIDC specification
@@ -73,10 +73,8 @@ func VerifyIDToken[C oidc.Claims](ctx context.Context, token string, v *IDTokenV
 		return nilClaims, err
 	}
 
-	if v.Nonce != nil {
-		if err = oidc.CheckNonce(claims, v.Nonce(ctx)); err != nil {
-			return nilClaims, err
-		}
+	if err = oidc.CheckNonce(claims, v.Nonce(ctx)); err != nil {
+		return nilClaims, err
 	}
 
 	if err = oidc.CheckAuthorizationContextClassReference(claims, v.ACR); err != nil {

pkg/client/rp/verifier_test.go

@@ -5,11 +5,11 @@ import (
 	"testing"
 	"time"
 
-	tu "git.christmann.info/LARA/zitadel-oidc/v3/internal/testutil"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	tu "github.com/zitadel/oidc/v4/internal/testutil"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 func TestVerifyTokens(t *testing.T) {
@@ -100,21 +100,22 @@ func TestVerifyIDToken(t *testing.T) {
 		MaxAge:            2 * time.Minute,
 		ACR:               tu.ACRVerify,
 		Nonce:             func(context.Context) string { return tu.ValidNonce },
-		ClientID:          tu.ValidClientID,
 	}
 
 	tests := []struct {
-		name           string
-		tokenClaims    func() (string, *oidc.IDTokenClaims)
-		customVerifier func(verifier *IDTokenVerifier)
-		wantErr        bool
+		name        string
+		clientID    string
+		tokenClaims func() (string, *oidc.IDTokenClaims)
+		wantErr     bool
 	}{
 		{
 			name:        "success",
+			clientID:    tu.ValidClientID,
 			tokenClaims: tu.ValidIDToken,
 		},
 		{
-			name: "custom claims",
+			name:     "custom claims",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDTokenCustom(
 					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
@@ -124,31 +125,21 @@ func TestVerifyIDToken(t *testing.T) {
 				)
 			},
 		},
-		{
-			name: "skip nonce check",
-			customVerifier: func(verifier *IDTokenVerifier) {
-				verifier.Nonce = nil
-			},
-			tokenClaims: func() (string, *oidc.IDTokenClaims) {
-				return tu.NewIDToken(
-					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
-					tu.ValidExpiration, tu.ValidAuthTime, "foo",
-					tu.ValidACR, tu.ValidAMR, tu.ValidClientID, tu.ValidSkew, "",
-				)
-			},
-		},
 		{
 			name:        "parse err",
+			clientID:    tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) { return "~~~~", nil },
 			wantErr:     true,
 		},
 		{
 			name:        "invalid signature",
+			clientID:    tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) { return tu.InvalidSignatureToken, nil },
 			wantErr:     true,
 		},
 		{
-			name: "empty subject",
+			name:     "empty subject",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					tu.ValidIssuer, "", tu.ValidAudience,
@@ -159,7 +150,8 @@ func TestVerifyIDToken(t *testing.T) {
 			wantErr: true,
 		},
 		{
-			name: "wrong issuer",
+			name:     "wrong issuer",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					"foo", tu.ValidSubject, tu.ValidAudience,
@@ -170,15 +162,14 @@ func TestVerifyIDToken(t *testing.T) {
 			wantErr: true,
 		},
 		{
-			name: "wrong clientID",
-			customVerifier: func(verifier *IDTokenVerifier) {
-				verifier.ClientID = "foo"
-			},
+			name:        "wrong clientID",
+			clientID:    "foo",
 			tokenClaims: tu.ValidIDToken,
 			wantErr:     true,
 		},
 		{
-			name: "expired",
+			name:     "expired",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
@@ -189,7 +180,8 @@ func TestVerifyIDToken(t *testing.T) {
 			wantErr: true,
 		},
 		{
-			name: "wrong IAT",
+			name:     "wrong IAT",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
@@ -200,7 +192,8 @@ func TestVerifyIDToken(t *testing.T) {
 			wantErr: true,
 		},
 		{
-			name: "wrong acr",
+			name:     "wrong acr",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
@@ -211,7 +204,8 @@ func TestVerifyIDToken(t *testing.T) {
 			wantErr: true,
 		},
 		{
-			name: "expired auth",
+			name:     "expired auth",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
@@ -222,7 +216,8 @@ func TestVerifyIDToken(t *testing.T) {
 			wantErr: true,
 		},
 		{
-			name: "wrong nonce",
+			name:     "wrong nonce",
+			clientID: tu.ValidClientID,
 			tokenClaims: func() (string, *oidc.IDTokenClaims) {
 				return tu.NewIDToken(
 					tu.ValidIssuer, tu.ValidSubject, tu.ValidAudience,
@@ -236,10 +231,7 @@ func TestVerifyIDToken(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			token, want := tt.tokenClaims()
-			if tt.customVerifier != nil {
-				tt.customVerifier(verifier)
-			}
-
+			verifier.ClientID = tt.clientID
 			got, err := VerifyIDToken[*oidc.IDTokenClaims](context.Background(), token, verifier)
 			if tt.wantErr {
 				assert.Error(t, err)

pkg/client/rp/verifier_tokens_example_test.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"fmt"
 
-	tu "git.christmann.info/LARA/zitadel-oidc/v3/internal/testutil"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rp"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	tu "github.com/zitadel/oidc/v4/internal/testutil"
+	"github.com/zitadel/oidc/v4/pkg/client/rp"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 // MyCustomClaims extends the TokenClaims base,

pkg/client/rs/introspect_example_test.go

@@ -4,8 +4,8 @@ import (
 	"context"
 	"fmt"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client/rs"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client/rs"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type IntrospectionResponse struct {

pkg/client/rs/resource_server.go

@@ -6,9 +6,9 @@ import (
 	"net/http"
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type ResourceServer interface {

pkg/client/rs/resource_server_test.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"testing"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 func TestNewResourceServer(t *testing.T) {

pkg/client/tokenexchange/tokenexchange.go

@@ -6,10 +6,10 @@ import (
 	"net/http"
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/client"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"github.com/go-jose/go-jose/v4"
+	"github.com/go-jose/go-jose/v3"
+	"github.com/zitadel/oidc/v4/pkg/client"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type TokenExchanger interface {

pkg/crypto/hash.go

@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"hash"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 )
 
 var ErrUnsupportedAlgorithm = errors.New("unsupported signing algorithm")
@@ -21,14 +21,6 @@ func GetHashAlgorithm(sigAlgorithm jose.SignatureAlgorithm) (hash.Hash, error) {
 		return sha512.New384(), nil
 	case jose.RS512, jose.ES512, jose.PS512:
 		return sha512.New(), nil
-
-	// There is no published spec for this yet, but we have confirmation it will get published.
-	// There is consensus here: https://bitbucket.org/openid/connect/issues/1125/_hash-algorithm-for-eddsa-id-tokens
-	// Currently Go and go-jose only supports the ed25519 curve key for EdDSA, so we can safely assume sha512 here.
-	// It is unlikely ed448 will ever be supported: https://github.com/golang/go/issues/29390
-	case jose.EdDSA:
-		return sha512.New(), nil
-
 	default:
 		return nil, fmt.Errorf("%w: %q", ErrUnsupportedAlgorithm, sigAlgorithm)
 	}

pkg/crypto/key.go

@@ -1,45 +1,22 @@
 package crypto
 
 import (
-	"crypto"
-	"crypto/ecdsa"
-	"crypto/ed25519"
 	"crypto/rsa"
 	"crypto/x509"
 	"encoding/pem"
 	"errors"
-
-	"github.com/go-jose/go-jose/v4"
 )
 
-var (
-	ErrPEMDecode             = errors.New("PEM decode failed")
-	ErrUnsupportedFormat     = errors.New("key is neither in PKCS#1 nor PKCS#8 format")
-	ErrUnsupportedPrivateKey = errors.New("unsupported key type, must be RSA, ECDSA or ED25519 private key")
-)
-
-func BytesToPrivateKey(b []byte) (crypto.PublicKey, jose.SignatureAlgorithm, error) {
+func BytesToPrivateKey(b []byte) (*rsa.PrivateKey, error) {
 	block, _ := pem.Decode(b)
 	if block == nil {
-		return nil, "", ErrPEMDecode
+		return nil, errors.New("PEM decode failed")
 	}
 
-	privateKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
-	if err == nil {
-		return privateKey, jose.RS256, nil
-	}
-	key, err := x509.ParsePKCS8PrivateKey(block.Bytes)
+	key, err := x509.ParsePKCS1PrivateKey(block.Bytes)
 	if err != nil {
-		return nil, "", ErrUnsupportedFormat
-	}
-	switch privateKey := key.(type) {
-	case *rsa.PrivateKey:
-		return privateKey, jose.RS256, nil
-	case ed25519.PrivateKey:
-		return privateKey, jose.EdDSA, nil
-	case *ecdsa.PrivateKey:
-		return privateKey, jose.ES256, nil
-	default:
-		return nil, "", ErrUnsupportedPrivateKey
+		return nil, err
 	}
+
+	return key, nil
 }

pkg/crypto/key_test.go

@@ -1,64 +1,21 @@
 package crypto_test
 
 import (
-	"crypto"
-	"crypto/ecdsa"
-	"crypto/ed25519"
-	"crypto/rsa"
 	"testing"
 
-	"github.com/go-jose/go-jose/v4"
 	"github.com/stretchr/testify/assert"
 
-	zcrypto "git.christmann.info/LARA/zitadel-oidc/v3/pkg/crypto"
+	"github.com/zitadel/oidc/v4/pkg/crypto"
 )
 
-func TestBytesToPrivateKey(t *testing.T) {
-	type args struct {
-		key []byte
-	}
-	type want struct {
-		key       crypto.Signer
-		algorithm jose.SignatureAlgorithm
-		err       error
-	}
-	tests := []struct {
-		name string
-		args args
-		want want
-	}{
-		{
-			name: "PEMDecodeError",
-			args: args{
-				key: []byte("The non-PEM sequence"),
-			},
-			want: want{
-				err: zcrypto.ErrPEMDecode,
-			},
-		},
-		{
-			name: "PKCS#1 RSA",
-			args: args{
-				key: []byte(`-----BEGIN RSA PRIVATE KEY-----
-MIIBOgIBAAJBAKj34GkxFhD90vcNLYLInFEX6Ppy1tPf9Cnzj4p4WGeKLs1Pt8Qu
-KUpRKfFLfRYC9AIKjbJTWit+CqvjWYzvQwECAwEAAQJAIJLixBy2qpFoS4DSmoEm
-o3qGy0t6z09AIJtH+5OeRV1be+N4cDYJKffGzDa88vQENZiRm0GRq6a+HPGQMd2k
-TQIhAKMSvzIBnni7ot/OSie2TmJLY4SwTQAevXysE2RbFDYdAiEBCUEaRQnMnbp7
-9mxDXDf6AU0cN/RPBjb9qSHDcWZHGzUCIG2Es59z8ugGrDY+pxLQnwfotadxd+Uy
-v/Ow5T0q5gIJAiEAyS4RaI9YG8EWx/2w0T67ZUVAw8eOMB6BIUg0Xcu+3okCIBOs
-/5OiPgoTdSy7bcF9IGpSE8ZgGKzgYQVZeN97YE00
------END RSA PRIVATE KEY-----`),
-			},
-			want: want{
-				key:       &rsa.PrivateKey{},
-				algorithm: jose.RS256,
-				err:       nil,
-			},
-		},
-		{
-			name: "PKCS#8 RSA",
-			args: args{
-				key: []byte(`-----BEGIN PRIVATE KEY-----
+func TestBytesToPrivateKey(tt *testing.T) {
+	tt.Run("PEMDecodeError", func(t *testing.T) {
+		_, err := crypto.BytesToPrivateKey([]byte("The non-PEM sequence"))
+		assert.EqualError(t, err, "PEM decode failed")
+	})
+
+	tt.Run("InvalidKeyFormat", func(t *testing.T) {
+		_, err := crypto.BytesToPrivateKey([]byte(`-----BEGIN PRIVATE KEY-----
 MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQCfaDB7pK/fmP/I
 7IusSK8lTCBnPZghqIbVLt2QHYAMoEF1CaF4F4rxo2vl1Mt8gwsq4T3osQFZMvnL
 YHb7KNyUoJgTjLxJQADv2u4Q3U38heAzK5Tp4ry4MCnuyJIqAPK1GiruwEq4zQrx
@@ -85,50 +42,21 @@ srJnjF0H8oKmAY6hw+1Tm/n/b08p+RyL48TgVSE2vhUCgYA3BWpkD4PlCcn/FZsq
 OrLFyFXI6jIaxskFtsRW1IxxIlAdZmxfB26P/2gx6VjLdxJI/RRPkJyEN2dP7CbR
 BDjb565dy1O9D6+UrY70Iuwjz+OcALRBBGTaiF2pLn6IhSzNI2sy/tXX8q8dBlg9
 OFCrqT/emes3KytTPfa5NZtYeQ==
------END PRIVATE KEY-----`),
-			},
-			want: want{
-				key:       &rsa.PrivateKey{},
-				algorithm: jose.RS256,
-				err:       nil,
-			},
-		},
-		{
-			name: "PKCS#8 ECDSA",
-			args: args{
-				key: []byte(`-----BEGIN PRIVATE KEY-----
-MIGHAgEAMBMGByqGSM49AgEGCCqGSM49AwEHBG0wawIBAQQgwwOZSU4GlP7ps/Wp
-V6o0qRwxultdfYo/uUuj48QZjSuhRANCAATMiI2Han+ABKmrk5CNlxRAGC61w4d3
-G4TAeuBpyzqJ7x/6NjCxoQzJzZHtNjIfjVATI59XFZWF59GhtSZbShAr
------END PRIVATE KEY-----`),
-			},
-			want: want{
-				key:       &ecdsa.PrivateKey{},
-				algorithm: jose.ES256,
-				err:       nil,
-			},
-		},
-		{
-			name: "PKCS#8 ED25519",
-			args: args{
-				key: []byte(`-----BEGIN PRIVATE KEY-----
-MC4CAQAwBQYDK2VwBCIEIHu6ZtDsjjauMasBxnS9Fg87UJwKfcT/oiq6S0ktbky8
------END PRIVATE KEY-----`),
-			},
-			want: want{
-				key:       ed25519.PrivateKey{},
-				algorithm: jose.EdDSA,
-				err:       nil,
-			},
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			key, algorithm, err := zcrypto.BytesToPrivateKey(tt.args.key)
-			assert.IsType(t, tt.want.key, key)
-			assert.Equal(t, tt.want.algorithm, algorithm)
-			assert.ErrorIs(t, tt.want.err, err)
-		})
+-----END PRIVATE KEY-----`))
+		assert.EqualError(t, err, "x509: failed to parse private key (use ParsePKCS8PrivateKey instead for this key format)")
+	})
 
-	}
+	tt.Run("Ok", func(t *testing.T) {
+		key, err := crypto.BytesToPrivateKey([]byte(`-----BEGIN RSA PRIVATE KEY-----
+MIIBOgIBAAJBAKj34GkxFhD90vcNLYLInFEX6Ppy1tPf9Cnzj4p4WGeKLs1Pt8Qu
+KUpRKfFLfRYC9AIKjbJTWit+CqvjWYzvQwECAwEAAQJAIJLixBy2qpFoS4DSmoEm
+o3qGy0t6z09AIJtH+5OeRV1be+N4cDYJKffGzDa88vQENZiRm0GRq6a+HPGQMd2k
+TQIhAKMSvzIBnni7ot/OSie2TmJLY4SwTQAevXysE2RbFDYdAiEBCUEaRQnMnbp7
+9mxDXDf6AU0cN/RPBjb9qSHDcWZHGzUCIG2Es59z8ugGrDY+pxLQnwfotadxd+Uy
+v/Ow5T0q5gIJAiEAyS4RaI9YG8EWx/2w0T67ZUVAw8eOMB6BIUg0Xcu+3okCIBOs
+/5OiPgoTdSy7bcF9IGpSE8ZgGKzgYQVZeN97YE00
+-----END RSA PRIVATE KEY-----`))
+		assert.NoError(t, err)
+		assert.NotNil(t, key)
+	})
 }

pkg/crypto/sign.go

@@ -4,7 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 )
 
 func Sign(object any, signer jose.Signer) (string, error) {

pkg/http/http.go

@@ -11,7 +11,7 @@ import (
 	"strings"
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 var DefaultHTTPClient = &http.Client{

pkg/oidc/code_challenge.go

@@ -3,7 +3,7 @@ package oidc
 import (
 	"crypto/sha256"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/crypto"
+	"github.com/zitadel/oidc/v4/pkg/crypto"
 )
 
 const (

pkg/oidc/device_authorization.go

@@ -1,7 +1,5 @@
 package oidc
 
-import "encoding/json"
-
 // DeviceAuthorizationRequest implements
 // https://www.rfc-editor.org/rfc/rfc8628#section-3.1,
 // 3.1 Device Authorization Request.
@@ -22,26 +20,6 @@ type DeviceAuthorizationResponse struct {
 	Interval                int    `json:"interval,omitempty"`
 }
 
-func (resp *DeviceAuthorizationResponse) UnmarshalJSON(data []byte) error {
-	type Alias DeviceAuthorizationResponse
-	aux := &struct {
-		// workaround misspelling of verification_uri
-		// https://stackoverflow.com/q/76696956/5690223
-		// https://developers.google.com/identity/protocols/oauth2/limited-input-device?hl=fr#success-response
-		VerificationURL string `json:"verification_url"`
-		*Alias
-	}{
-		Alias: (*Alias)(resp),
-	}
-	if err := json.Unmarshal(data, &aux); err != nil {
-		return err
-	}
-	if resp.VerificationURI == "" {
-		resp.VerificationURI = aux.VerificationURL
-	}
-	return nil
-}
-
 // DeviceAccessTokenRequest implements
 // https://www.rfc-editor.org/rfc/rfc8628#section-3.4,
 // Device Access Token Request.

pkg/oidc/device_authorization_test.go

@@ -1,30 +0,0 @@
-package oidc
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/assert"
-)
-
-func TestDeviceAuthorizationResponse_UnmarshalJSON(t *testing.T) {
-	jsonStr := `{
-		"device_code": "deviceCode",
-		"user_code": "userCode",
-		"verification_url": "http://example.com/verify",
-		"expires_in": 3600,
-		"interval": 5
-	}`
-
-	expected := &DeviceAuthorizationResponse{
-		DeviceCode:      "deviceCode",
-		UserCode:        "userCode",
-		VerificationURI: "http://example.com/verify",
-		ExpiresIn:       3600,
-		Interval:        5,
-	}
-
-	var resp DeviceAuthorizationResponse
-	err := resp.UnmarshalJSON([]byte(jsonStr))
-	assert.NoError(t, err)
-	assert.Equal(t, expected, &resp)
-}

pkg/oidc/discovery.go

@@ -145,14 +145,6 @@ type DiscoveryConfiguration struct {
 
 	// OPTermsOfServiceURI is a URL the OpenID Provider provides to the person registering the Client to read about OpenID Provider's terms of service.
 	OPTermsOfServiceURI string `json:"op_tos_uri,omitempty"`
-
-	// BackChannelLogoutSupported specifies whether the OP supports back-channel logout (https://openid.net/specs/openid-connect-backchannel-1_0.html),
-	// with true indicating support. If omitted, the default value is false.
-	BackChannelLogoutSupported bool `json:"backchannel_logout_supported,omitempty"`
-
-	// BackChannelLogoutSessionSupported specifies whether the OP can pass a sid (session ID) Claim in the Logout Token to identify the RP session with the OP.
-	// If supported, the sid Claim is also included in ID Tokens issued by the OP. If omitted, the default value is false.
-	BackChannelLogoutSessionSupported bool `json:"backchannel_logout_session_supported,omitempty"`
 }
 
 type AuthMethod string

pkg/oidc/error.go

@@ -1,7 +1,6 @@
 package oidc
 
 import (
-	"encoding/json"
 	"errors"
 	"fmt"
 	"log/slog"
@@ -133,28 +132,7 @@ type Error struct {
 	ErrorType        errorType `json:"error" schema:"error"`
 	Description      string    `json:"error_description,omitempty" schema:"error_description,omitempty"`
 	State            string    `json:"state,omitempty" schema:"state,omitempty"`
-	SessionState     string    `json:"session_state,omitempty" schema:"session_state,omitempty"`
 	redirectDisabled bool      `schema:"-"`
-	returnParent     bool      `schema:"-"`
-}
-
-func (e *Error) MarshalJSON() ([]byte, error) {
-	m := struct {
-		Error            errorType `json:"error"`
-		ErrorDescription string    `json:"error_description,omitempty"`
-		State            string    `json:"state,omitempty"`
-		SessionState     string    `json:"session_state,omitempty"`
-		Parent           string    `json:"parent,omitempty"`
-	}{
-		Error:            e.ErrorType,
-		ErrorDescription: e.Description,
-		State:            e.State,
-		SessionState:     e.SessionState,
-	}
-	if e.returnParent {
-		m.Parent = e.Parent.Error()
-	}
-	return json.Marshal(m)
 }
 
 func (e *Error) Error() string {
@@ -179,8 +157,7 @@ func (e *Error) Is(target error) bool {
 	}
 	return e.ErrorType == t.ErrorType &&
 		(e.Description == t.Description || t.Description == "") &&
-		(e.State == t.State || t.State == "") &&
-		(e.SessionState == t.SessionState || t.SessionState == "")
+		(e.State == t.State || t.State == "")
 }
 
 func (e *Error) WithParent(err error) *Error {
@@ -188,18 +165,6 @@ func (e *Error) WithParent(err error) *Error {
 	return e
 }
 
-// WithReturnParentToClient allows returning the set parent error to the HTTP client.
-// Currently it only supports setting the parent inside JSON responses, not redirect URLs.
-// As Go errors don't unmarshal well, only the marshaller is implemented for the moment.
-//
-// Warning: parent errors may contain sensitive data or unwanted details about the server status.
-// Also, the `parent` field is not a standard error field and might confuse certain clients
-// that require fully compliant responses.
-func (e *Error) WithReturnParentToClient(b bool) *Error {
-	e.returnParent = b
-	return e
-}
-
 func (e *Error) WithDescription(desc string, args ...any) *Error {
 	e.Description = fmt.Sprintf(desc, args...)
 	return e
@@ -246,9 +211,6 @@ func (e *Error) LogValue() slog.Value {
 	if e.State != "" {
 		attrs = append(attrs, slog.String("state", e.State))
 	}
-	if e.SessionState != "" {
-		attrs = append(attrs, slog.String("session_state", e.SessionState))
-	}
 	if e.redirectDisabled {
 		attrs = append(attrs, slog.Bool("redirect_disabled", e.redirectDisabled))
 	}

pkg/oidc/error_test.go

@@ -1,14 +1,11 @@
 package oidc
 
 import (
-	"encoding/json"
-	"errors"
 	"io"
 	"log/slog"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
-	"github.com/stretchr/testify/require"
 )
 
 func TestDefaultToServerError(t *testing.T) {
@@ -154,39 +151,3 @@ func TestError_LogValue(t *testing.T) {
 		})
 	}
 }
-
-func TestError_MarshalJSON(t *testing.T) {
-	tests := []struct {
-		name string
-		e    *Error
-		want string
-	}{
-		{
-			name: "simple error",
-			e:    ErrAccessDenied(),
-			want: `{"error":"access_denied","error_description":"The authorization request was denied."}`,
-		},
-		{
-			name: "with description",
-			e:    ErrAccessDenied().WithDescription("oops"),
-			want: `{"error":"access_denied","error_description":"oops"}`,
-		},
-		{
-			name: "with parent",
-			e:    ErrServerError().WithParent(errors.New("oops")),
-			want: `{"error":"server_error"}`,
-		},
-		{
-			name: "with return parent",
-			e:    ErrServerError().WithParent(errors.New("oops")).WithReturnParentToClient(true),
-			want: `{"error":"server_error","parent":"oops"}`,
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			got, err := json.Marshal(tt.e)
-			require.NoError(t, err)
-			assert.JSONEq(t, tt.want, string(got))
-		})
-	}
-}

pkg/oidc/keyset.go

@@ -6,9 +6,8 @@ import (
 	"crypto/ed25519"
 	"crypto/rsa"
 	"errors"
-	"strings"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 )
 
 const (
@@ -93,17 +92,17 @@ func FindMatchingKey(keyID, use, expectedAlg string, keys ...jose.JSONWebKey) (k
 }
 
 func algToKeyType(key any, alg string) bool {
-	if strings.HasPrefix(alg, "RS") || strings.HasPrefix(alg, "PS") {
+	switch alg[0] {
+	case 'R', 'P':
 		_, ok := key.(*rsa.PublicKey)
 		return ok
-	}
-	if strings.HasPrefix(alg, "ES") {
+	case 'E':
 		_, ok := key.(*ecdsa.PublicKey)
 		return ok
-	}
-	if alg == string(jose.EdDSA) {
-		_, ok := key.(ed25519.PublicKey)
+	case 'O':
+		_, ok := key.(*ed25519.PublicKey)
 		return ok
+	default:
+		return false
 	}
-	return false
 }

pkg/oidc/keyset_test.go

@@ -7,7 +7,7 @@ import (
 	"reflect"
 	"testing"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 )
 
 func TestFindKey(t *testing.T) {

pkg/oidc/session.go

@@ -1,12 +1,10 @@
 package oidc
 
 // EndSessionRequest for the RP-Initiated Logout according to:
-// https://openid.net/specs/openid-connect-rpinitiated-1_0.html#RPLogout
+//https://openid.net/specs/openid-connect-rpinitiated-1_0.html#RPLogout
 type EndSessionRequest struct {
-	IdTokenHint           string  `schema:"id_token_hint"`
-	LogoutHint            string  `schema:"logout_hint"`
-	ClientID              string  `schema:"client_id"`
-	PostLogoutRedirectURI string  `schema:"post_logout_redirect_uri"`
-	State                 string  `schema:"state"`
-	UILocales             Locales `schema:"ui_locales"`
+	IdTokenHint           string `schema:"id_token_hint"`
+	ClientID              string `schema:"client_id"`
+	PostLogoutRedirectURI string `schema:"post_logout_redirect_uri"`
+	State                 string `schema:"state"`
 }

pkg/oidc/token.go

@@ -5,12 +5,11 @@ import (
 	"os"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"golang.org/x/oauth2"
 
 	"github.com/muhlemmer/gu"
-
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/crypto"
+	"github.com/zitadel/oidc/v4/pkg/crypto"
 )
 
 const (
@@ -117,7 +116,6 @@ func NewAccessTokenClaims(issuer, subject string, audience []string, expiration
 			Expiration: FromTime(expiration),
 			IssuedAt:   FromTime(now),
 			NotBefore:  FromTime(now),
-			ClientID:   clientID,
 			JWTID:      jwtid,
 		},
 	}
@@ -230,13 +228,12 @@ func (c *ActorClaims) UnmarshalJSON(data []byte) error {
 }
 
 type AccessTokenResponse struct {
-	AccessToken  string              `json:"access_token,omitempty" schema:"access_token,omitempty"`
-	TokenType    string              `json:"token_type,omitempty" schema:"token_type,omitempty"`
-	RefreshToken string              `json:"refresh_token,omitempty" schema:"refresh_token,omitempty"`
-	ExpiresIn    uint64              `json:"expires_in,omitempty" schema:"expires_in,omitempty"`
-	IDToken      string              `json:"id_token,omitempty" schema:"id_token,omitempty"`
-	State        string              `json:"state,omitempty" schema:"state,omitempty"`
-	Scope        SpaceDelimitedArray `json:"scope,omitempty" schema:"scope,omitempty"`
+	AccessToken  string `json:"access_token,omitempty" schema:"access_token,omitempty"`
+	TokenType    string `json:"token_type,omitempty" schema:"token_type,omitempty"`
+	RefreshToken string `json:"refresh_token,omitempty" schema:"refresh_token,omitempty"`
+	ExpiresIn    uint64 `json:"expires_in,omitempty" schema:"expires_in,omitempty"`
+	IDToken      string `json:"id_token,omitempty" schema:"id_token,omitempty"`
+	State        string `json:"state,omitempty" schema:"state,omitempty"`
 }
 
 type JWTProfileAssertionClaims struct {
@@ -347,12 +344,12 @@ func AppendClientIDToAudience(clientID string, audience []string) []string {
 }
 
 func GenerateJWTProfileToken(assertion *JWTProfileAssertionClaims) (string, error) {
-	privateKey, algorithm, err := crypto.BytesToPrivateKey(assertion.PrivateKey)
+	privateKey, err := crypto.BytesToPrivateKey(assertion.PrivateKey)
 	if err != nil {
 		return "", err
 	}
 	key := jose.SigningKey{
-		Algorithm: algorithm,
+		Algorithm: jose.RS256,
 		Key:       &jose.JSONWebKey{Key: privateKey, KeyID: assertion.PrivateKeyID},
 	}
 	signer, err := jose.NewSigner(key, &jose.SignerOptions{})
@@ -383,40 +380,3 @@ type TokenExchangeResponse struct {
 	// if the requested_token_type was Access Token and scope contained openid.
 	IDToken string `json:"id_token,omitempty"`
 }
-
-type LogoutTokenClaims struct {
-	Issuer     string         `json:"iss,omitempty"`
-	Subject    string         `json:"sub,omitempty"`
-	Audience   Audience       `json:"aud,omitempty"`
-	IssuedAt   Time           `json:"iat,omitempty"`
-	Expiration Time           `json:"exp,omitempty"`
-	JWTID      string         `json:"jti,omitempty"`
-	Events     map[string]any `json:"events,omitempty"`
-	SessionID  string         `json:"sid,omitempty"`
-	Claims     map[string]any `json:"-"`
-}
-
-type ltcAlias LogoutTokenClaims
-
-func (i *LogoutTokenClaims) MarshalJSON() ([]byte, error) {
-	return mergeAndMarshalClaims((*ltcAlias)(i), i.Claims)
-}
-
-func (i *LogoutTokenClaims) UnmarshalJSON(data []byte) error {
-	return unmarshalJSONMulti(data, (*ltcAlias)(i), &i.Claims)
-}
-
-func NewLogoutTokenClaims(issuer, subject string, audience Audience, expiration time.Time, jwtID, sessionID string, skew time.Duration) *LogoutTokenClaims {
-	return &LogoutTokenClaims{
-		Issuer:     issuer,
-		Subject:    subject,
-		Audience:   audience,
-		IssuedAt:   FromTime(time.Now().Add(-skew)),
-		Expiration: FromTime(expiration),
-		JWTID:      jwtID,
-		Events: map[string]any{
-			"http://schemas.openid.net/event/backchannel-logout": struct{}{},
-		},
-		SessionID: sessionID,
-	}
-}

pkg/oidc/token_request.go

@@ -6,7 +6,7 @@ import (
 	"slices"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 )
 
 const (
@@ -72,10 +72,10 @@ type AccessTokenRequest struct {
 	Code                string `schema:"code"`
 	RedirectURI         string `schema:"redirect_uri"`
 	ClientID            string `schema:"client_id"`
-	ClientSecret        string `schema:"client_secret,omitempty"`
-	CodeVerifier        string `schema:"code_verifier,omitempty"`
-	ClientAssertion     string `schema:"client_assertion,omitempty"`
-	ClientAssertionType string `schema:"client_assertion_type,omitempty"`
+	ClientSecret        string `schema:"client_secret"`
+	CodeVerifier        string `schema:"code_verifier"`
+	ClientAssertion     string `schema:"client_assertion"`
+	ClientAssertionType string `schema:"client_assertion_type"`
 }
 
 func (a *AccessTokenRequest) GrantType() GrantType {

pkg/oidc/token_test.go

@@ -4,7 +4,7 @@ import (
 	"testing"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/stretchr/testify/assert"
 	"golang.org/x/text/language"
 )
@@ -145,7 +145,6 @@ func TestNewAccessTokenClaims(t *testing.T) {
 			Subject:    "hello@me.com",
 			Audience:   Audience{"foo"},
 			Expiration: 12345,
-			ClientID:   "foo",
 			JWTID:      "900",
 		},
 	}
@@ -242,39 +241,3 @@ func TestIDTokenClaims_GetUserInfo(t *testing.T) {
 	got := idTokenData.GetUserInfo()
 	assert.Equal(t, want, got)
 }
-
-func TestNewLogoutTokenClaims(t *testing.T) {
-	want := &LogoutTokenClaims{
-		Issuer:     "zitadel",
-		Subject:    "hello@me.com",
-		Audience:   Audience{"foo", "just@me.com"},
-		Expiration: 12345,
-		JWTID:      "jwtID",
-		Events: map[string]any{
-			"http://schemas.openid.net/event/backchannel-logout": struct{}{},
-		},
-		SessionID: "sessionID",
-		Claims:    nil,
-	}
-
-	got := NewLogoutTokenClaims(
-		want.Issuer,
-		want.Subject,
-		want.Audience,
-		want.Expiration.AsTime(),
-		want.JWTID,
-		want.SessionID,
-		1*time.Second,
-	)
-
-	// test if the dynamic timestamp is around now,
-	// allowing for a delta of 1, just in case we flip on
-	// either side of a second boundry.
-	nowMinusSkew := NowTime() - 1
-	assert.InDelta(t, int64(nowMinusSkew), int64(got.IssuedAt), 1)
-
-	// Make equal not fail on dynamic timestamp
-	got.IssuedAt = 0
-
-	assert.Equal(t, want, got)
-}

pkg/oidc/types.go

@@ -9,7 +9,7 @@ import (
 	"strings"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/muhlemmer/gu"
 	"github.com/zitadel/schema"
 	"golang.org/x/text/language"
@@ -35,17 +35,6 @@ func (a *Audience) UnmarshalJSON(text []byte) error {
 	return nil
 }
 
-func (a *Audience) MarshalJSON() ([]byte, error) {
-	len := len(*a)
-	if len > 1 {
-		return json.Marshal(*a)
-	} else if len == 1 {
-		return json.Marshal((*a)[0])
-	}
-
-	return nil, errors.New("aud is empty")
-}
-
 type Display string
 
 func (d *Display) UnmarshalText(text []byte) error {
@@ -93,9 +82,6 @@ func (l *Locale) MarshalJSON() ([]byte, error) {
 // to an empty value (language "und") and no error will be returned.
 // This state can be checked with the `l.Tag().IsRoot()` method.
 func (l *Locale) UnmarshalJSON(data []byte) error {
-	if len(data) == 0 || string(data) == "\"\"" {
-		return nil
-	}
 	err := json.Unmarshal(data, &l.tag)
 	if err == nil {
 		return nil
@@ -126,14 +112,6 @@ func ParseLocales(locales []string) Locales {
 	return out
 }
 
-func (l Locales) String() string {
-	tags := make([]string, len(l))
-	for i, tag := range l {
-		tags[i] = tag.String()
-	}
-	return strings.Join(tags, " ")
-}
-
 // UnmarshalText implements the [encoding.TextUnmarshaler] interface.
 // It decodes an unquoted space seperated string into Locales.
 // Undefined language tags in the input are ignored and ommited from
@@ -250,9 +228,6 @@ func NewEncoder() *schema.Encoder {
 	e.RegisterEncoder(SpaceDelimitedArray{}, func(value reflect.Value) string {
 		return value.Interface().(SpaceDelimitedArray).String()
 	})
-	e.RegisterEncoder(Locales{}, func(value reflect.Value) string {
-		return value.Interface().(Locales).String()
-	})
 	return e
 }
 

pkg/oidc/types_test.go

@@ -217,30 +217,6 @@ func TestLocale_UnmarshalJSON(t *testing.T) {
 		want    dst
 		wantErr bool
 	}{
-		{
-			name:    "value not present",
-			input:   `{}`,
-			wantErr: false,
-			want: dst{
-				Locale: nil,
-			},
-		},
-		{
-			name:    "null",
-			input:   `{"locale": null}`,
-			wantErr: false,
-			want: dst{
-				Locale: nil,
-			},
-		},
-		{
-			name:    "empty, ignored",
-			input:   `{"locale": ""}`,
-			wantErr: false,
-			want: dst{
-				Locale: &Locale{},
-			},
-		},
 		{
 			name:  "afrikaans, ok",
 			input: `{"locale": "af"}`,
@@ -261,17 +237,16 @@ func TestLocale_UnmarshalJSON(t *testing.T) {
 			wantErr: true,
 		},
 	}
+
 	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			var got dst
-			err := json.Unmarshal([]byte(tt.input), &got)
-			if tt.wantErr {
-				require.Error(t, err)
-				return
-			}
-			require.NoError(t, err)
-			assert.Equal(t, tt.want, got)
-		})
+		var got dst
+		err := json.Unmarshal([]byte(tt.input), &got)
+		if tt.wantErr {
+			require.Error(t, err)
+			return
+		}
+		require.NoError(t, err)
+		assert.Equal(t, tt.want, got)
 	}
 }
 

pkg/oidc/verifier.go

@@ -7,11 +7,12 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"slices"
 	"strings"
 	"time"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
+
+	str "github.com/zitadel/oidc/v4/pkg/strings"
 )
 
 type Claims interface {
@@ -40,7 +41,6 @@ type IDClaims interface {
 var (
 	ErrParse                   = errors.New("parsing of request failed")
 	ErrIssuerInvalid           = errors.New("issuer does not match")
-	ErrDiscoveryFailed         = errors.New("OpenID Provider Configuration Discovery has failed")
 	ErrSubjectMissing          = errors.New("subject missing")
 	ErrAudience                = errors.New("audience is not valid")
 	ErrAzpMissing              = errors.New("authorized party is not set. If Token is valid for multiple audiences, azp must not be empty")
@@ -83,7 +83,7 @@ type ACRVerifier func(string) error
 // if none of the provided values matches the acr claim
 func DefaultACRVerifier(possibleValues []string) ACRVerifier {
 	return func(acr string) error {
-		if !slices.Contains(possibleValues, acr) {
+		if !str.Contains(possibleValues, acr) {
 			return fmt.Errorf("expected one of: %v, got: %q", possibleValues, acr)
 		}
 		return nil
@@ -122,7 +122,7 @@ func CheckIssuer(claims Claims, issuer string) error {
 }
 
 func CheckAudience(claims Claims, clientID string) error {
-	if !slices.Contains(claims.GetAudience(), clientID) {
+	if !str.Contains(claims.GetAudience(), clientID) {
 		return fmt.Errorf("%w: Audience must contain client_id %q", ErrAudience, clientID)
 	}
 
@@ -148,13 +148,8 @@ func CheckAuthorizedParty(claims Claims, clientID string) error {
 }
 
 func CheckSignature(ctx context.Context, token string, payload []byte, claims ClaimsSignature, supportedSigAlgs []string, set KeySet) error {
-	jws, err := jose.ParseSigned(token, toJoseSignatureAlgorithms(supportedSigAlgs))
+	jws, err := jose.ParseSigned(token)
 	if err != nil {
-		if strings.HasPrefix(err.Error(), "go-jose/go-jose: unexpected signature algorithm") {
-			// TODO(v4): we should wrap errors instead of returning static ones.
-			// This is a workaround so we keep returning the same error for now.
-			return ErrSignatureUnsupportedAlg
-		}
 		return ErrParse
 	}
 	if len(jws.Signatures) == 0 {
@@ -164,6 +159,12 @@ func CheckSignature(ctx context.Context, token string, payload []byte, claims Cl
 		return ErrSignatureMultiple
 	}
 	sig := jws.Signatures[0]
+	if len(supportedSigAlgs) == 0 {
+		supportedSigAlgs = []string{"RS256"}
+	}
+	if !str.Contains(supportedSigAlgs, sig.Header.Algorithm) {
+		return fmt.Errorf("%w: id token signed with unsupported algorithm, expected %q got %q", ErrSignatureUnsupportedAlg, supportedSigAlgs, sig.Header.Algorithm)
+	}
 
 	signedPayload, err := set.VerifySignature(ctx, jws)
 	if err != nil {
@@ -179,18 +180,6 @@ func CheckSignature(ctx context.Context, token string, payload []byte, claims Cl
 	return nil
 }
 
-// TODO(v4): Use the new jose.SignatureAlgorithm type directly, instead of string.
-func toJoseSignatureAlgorithms(algorithms []string) []jose.SignatureAlgorithm {
-	out := make([]jose.SignatureAlgorithm, len(algorithms))
-	for i := range algorithms {
-		out[i] = jose.SignatureAlgorithm(algorithms[i])
-	}
-	if len(out) == 0 {
-		out = append(out, jose.RS256, jose.ES256, jose.PS256)
-	}
-	return out
-}
-
 func CheckExpiration(claims Claims, offset time.Duration) error {
 	expiration := claims.GetExpiration()
 	if !time.Now().Add(offset).Before(expiration) {

pkg/oidc/verifier_parse_test.go

@@ -5,10 +5,10 @@ import (
 	"encoding/json"
 	"testing"
 
-	tu "git.christmann.info/LARA/zitadel-oidc/v3/internal/testutil"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	tu "github.com/zitadel/oidc/v4/internal/testutil"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 func TestParseToken(t *testing.T) {

pkg/op/auth_request.go

@@ -11,13 +11,13 @@ import (
 	"net"
 	"net/http"
 	"net/url"
-	"slices"
 	"strings"
 	"time"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/bmatcuk/doublestar/v4"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	str "github.com/zitadel/oidc/v4/pkg/strings"
 )
 
 type AuthRequest interface {
@@ -38,13 +38,6 @@ type AuthRequest interface {
 	Done() bool
 }
 
-// AuthRequestSessionState should be implemented if [OpenID Connect Session Management](https://openid.net/specs/openid-connect-session-1_0.html) is supported
-type AuthRequestSessionState interface {
-	// GetSessionState returns session_state.
-	// session_state is related to OpenID Connect Session Management.
-	GetSessionState() string
-}
-
 type Authorizer interface {
 	Storage() Storage
 	Decoder() httphelper.Decoder
@@ -62,19 +55,13 @@ type AuthorizeValidator interface {
 	ValidateAuthRequest(context.Context, *oidc.AuthRequest, Storage, *IDTokenHintVerifier) (string, error)
 }
 
-type CodeResponseType struct {
-	Code         string `schema:"code"`
-	State        string `schema:"state,omitempty"`
-	SessionState string `schema:"session_state,omitempty"`
-}
-
 func authorizeHandler(authorizer Authorizer) func(http.ResponseWriter, *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
 		Authorize(w, r, authorizer)
 	}
 }
 
-func AuthorizeCallbackHandler(authorizer Authorizer) func(http.ResponseWriter, *http.Request) {
+func authorizeCallbackHandler(authorizer Authorizer) func(http.ResponseWriter, *http.Request) {
 	return func(w http.ResponseWriter, r *http.Request) {
 		AuthorizeCallback(w, r, authorizer)
 	}
@@ -95,29 +82,21 @@ func Authorize(w http.ResponseWriter, r *http.Request, authorizer Authorizer) {
 	if authReq.RequestParam != "" && authorizer.RequestObjectSupported() {
 		err = ParseRequestObject(ctx, authReq, authorizer.Storage(), IssuerFromContext(ctx))
 		if err != nil {
-			AuthRequestError(w, r, nil, err, authorizer)
+			AuthRequestError(w, r, authReq, err, authorizer)
 			return
 		}
 	}
 	if authReq.ClientID == "" {
-		AuthRequestError(w, r, nil, fmt.Errorf("auth request is missing client_id"), authorizer)
+		AuthRequestError(w, r, authReq, fmt.Errorf("auth request is missing client_id"), authorizer)
 		return
 	}
 	if authReq.RedirectURI == "" {
-		AuthRequestError(w, r, nil, fmt.Errorf("auth request is missing redirect_uri"), authorizer)
+		AuthRequestError(w, r, authReq, fmt.Errorf("auth request is missing redirect_uri"), authorizer)
 		return
 	}
-
-	var client Client
-	validation := func(ctx context.Context, authReq *oidc.AuthRequest, storage Storage, verifier *IDTokenHintVerifier) (sub string, err error) {
-		client, err = authorizer.Storage().GetClientByClientID(ctx, authReq.ClientID)
-		if err != nil {
-			return "", oidc.ErrInvalidRequestRedirectURI().WithDescription("unable to retrieve client by id").WithParent(err)
-		}
-		return ValidateAuthRequestClient(ctx, authReq, client, verifier)
-	}
-	if validator, ok := authorizer.(AuthorizeValidator); ok {
-		validation = validator.ValidateAuthRequest
+	validation := ValidateAuthRequest
+	if validater, ok := authorizer.(AuthorizeValidator); ok {
+		validation = validater.ValidateAuthRequest
 	}
 	userID, err := validation(ctx, authReq, authorizer.Storage(), authorizer.IDTokenHintVerifier(ctx))
 	if err != nil {
@@ -133,6 +112,11 @@ func Authorize(w http.ResponseWriter, r *http.Request, authorizer Authorizer) {
 		AuthRequestError(w, r, authReq, oidc.DefaultToServerError(err, "unable to save auth request"), authorizer)
 		return
 	}
+	client, err := authorizer.Storage().GetClientByClientID(ctx, req.GetClientID())
+	if err != nil {
+		AuthRequestError(w, r, req, oidc.DefaultToServerError(err, "unable to retrieve client by id"), authorizer)
+		return
+	}
 	RedirectToLogin(req.GetID(), client, w, r)
 }
 
@@ -168,7 +152,7 @@ func ParseRequestObject(ctx context.Context, authReq *oidc.AuthRequest, storage
 	if requestObject.Issuer != requestObject.ClientID {
 		return oidc.ErrInvalidRequest().WithDescription("missing or wrong issuer in request")
 	}
-	if !slices.Contains(requestObject.Audience, issuer) {
+	if !str.Contains(requestObject.Audience, issuer) {
 		return oidc.ErrInvalidRequest().WithDescription("issuer missing in audience")
 	}
 	keySet := &jwtProfileKeySet{storage: storage, clientID: requestObject.Issuer}
@@ -182,7 +166,7 @@ func ParseRequestObject(ctx context.Context, authReq *oidc.AuthRequest, storage
 // CopyRequestObjectToAuthRequest overwrites present values from the Request Object into the auth request
 // and clears the `RequestParam` of the auth request
 func CopyRequestObjectToAuthRequest(authReq *oidc.AuthRequest, requestObject *oidc.RequestObject) {
-	if slices.Contains(authReq.Scopes, oidc.ScopeOpenID) && len(requestObject.Scopes) > 0 {
+	if str.Contains(authReq.Scopes, oidc.ScopeOpenID) && len(requestObject.Scopes) > 0 {
 		authReq.Scopes = requestObject.Scopes
 	}
 	if requestObject.RedirectURI != "" {
@@ -227,37 +211,26 @@ func CopyRequestObjectToAuthRequest(authReq *oidc.AuthRequest, requestObject *oi
 	authReq.RequestParam = ""
 }
 
-// ValidateAuthRequest validates the authorize parameters and returns the userID of the id_token_hint if passed.
-//
-// Deprecated: Use [ValidateAuthRequestClient] to prevent querying for the Client twice.
+// ValidateAuthRequest validates the authorize parameters and returns the userID of the id_token_hint if passed
 func ValidateAuthRequest(ctx context.Context, authReq *oidc.AuthRequest, storage Storage, verifier *IDTokenHintVerifier) (sub string, err error) {
 	ctx, span := tracer.Start(ctx, "ValidateAuthRequest")
 	defer span.End()
 
-	client, err := storage.GetClientByClientID(ctx, authReq.ClientID)
-	if err != nil {
-		return "", oidc.ErrInvalidRequestRedirectURI().WithDescription("unable to retrieve client by id").WithParent(err)
-	}
-	return ValidateAuthRequestClient(ctx, authReq, client, verifier)
-}
-
-// ValidateAuthRequestClient validates the Auth request against the passed client.
-// If id_token_hint is part of the request, the subject of the token is returned.
-func ValidateAuthRequestClient(ctx context.Context, authReq *oidc.AuthRequest, client Client, verifier *IDTokenHintVerifier) (sub string, err error) {
-	ctx, span := tracer.Start(ctx, "ValidateAuthRequestClient")
-	defer span.End()
-
-	if err := ValidateAuthReqRedirectURI(client, authReq.RedirectURI, authReq.ResponseType); err != nil {
-		return "", err
-	}
 	authReq.MaxAge, err = ValidateAuthReqPrompt(authReq.Prompt, authReq.MaxAge)
 	if err != nil {
 		return "", err
 	}
+	client, err := storage.GetClientByClientID(ctx, authReq.ClientID)
+	if err != nil {
+		return "", oidc.DefaultToServerError(err, "unable to retrieve client by id")
+	}
 	authReq.Scopes, err = ValidateAuthReqScopes(client, authReq.Scopes)
 	if err != nil {
 		return "", err
 	}
+	if err := ValidateAuthReqRedirectURI(client, authReq.RedirectURI, authReq.ResponseType); err != nil {
+		return "", err
+	}
 	if err := ValidateAuthReqResponseType(client, authReq.ResponseType); err != nil {
 		return "", err
 	}
@@ -277,30 +250,44 @@ func ValidateAuthReqPrompt(prompts []string, maxAge *uint) (_ *uint, err error)
 	return maxAge, nil
 }
 
-// ValidateAuthReqScopes validates the passed scopes and deletes any unsupported scopes.
-// An error is returned if scopes is empty.
+// ValidateAuthReqScopes validates the passed scopes
 func ValidateAuthReqScopes(client Client, scopes []string) ([]string, error) {
 	if len(scopes) == 0 {
 		return nil, oidc.ErrInvalidRequest().
 			WithDescription("The scope of your request is missing. Please ensure some scopes are requested. " +
 				"If you have any questions, you may contact the administrator of the application.")
 	}
-	scopes = slices.DeleteFunc(scopes, func(scope string) bool {
-		return !(scope == oidc.ScopeOpenID ||
-			scope == oidc.ScopeProfile ||
+	openID := false
+	for i := len(scopes) - 1; i >= 0; i-- {
+		scope := scopes[i]
+		if scope == oidc.ScopeOpenID {
+			openID = true
+			continue
+		}
+		if !(scope == oidc.ScopeProfile ||
 			scope == oidc.ScopeEmail ||
 			scope == oidc.ScopePhone ||
 			scope == oidc.ScopeAddress ||
 			scope == oidc.ScopeOfflineAccess) &&
-			!client.IsScopeAllowed(scope)
-	})
+			!client.IsScopeAllowed(scope) {
+			scopes[i] = scopes[len(scopes)-1]
+			scopes[len(scopes)-1] = ""
+			scopes = scopes[:len(scopes)-1]
+		}
+	}
+	if !openID {
+		return nil, oidc.ErrInvalidScope().WithDescription("The scope openid is missing in your request. " +
+			"Please ensure the scope openid is added to the request. " +
+			"If you have any questions, you may contact the administrator of the application.")
+	}
+
 	return scopes, nil
 }
 
 // checkURIAgainstRedirects just checks aginst the valid redirect URIs and ignores
 // other factors.
 func checkURIAgainstRedirects(client Client, uri string) error {
-	if slices.Contains(client.RedirectURIs(), uri) {
+	if str.Contains(client.RedirectURIs(), uri) {
 		return nil
 	}
 	if globClient, ok := client.(HasRedirectGlobs); ok {
@@ -325,12 +312,12 @@ func ValidateAuthReqRedirectURI(client Client, uri string, responseType oidc.Res
 		return oidc.ErrInvalidRequestRedirectURI().WithDescription("The redirect_uri is missing in the request. " +
 			"Please ensure it is added to the request. If you have any questions, you may contact the administrator of the application.")
 	}
-	if client.ApplicationType() == ApplicationTypeNative {
-		return validateAuthReqRedirectURINative(client, uri)
-	}
 	if strings.HasPrefix(uri, "https://") {
 		return checkURIAgainstRedirects(client, uri)
 	}
+	if client.ApplicationType() == ApplicationTypeNative {
+		return validateAuthReqRedirectURINative(client, uri)
+	}
 	if err := checkURIAgainstRedirects(client, uri); err != nil {
 		return err
 	}
@@ -351,15 +338,12 @@ func ValidateAuthReqRedirectURI(client Client, uri string, responseType oidc.Res
 // ValidateAuthReqRedirectURINative validates the passed redirect_uri and response_type to the registered uris and client type
 func validateAuthReqRedirectURINative(client Client, uri string) error {
 	parsedURL, isLoopback := HTTPLoopbackOrLocalhost(uri)
-	isCustomSchema := !(strings.HasPrefix(uri, "http://") || strings.HasPrefix(uri, "https://"))
+	isCustomSchema := !strings.HasPrefix(uri, "http://")
 	if err := checkURIAgainstRedirects(client, uri); err == nil {
 		if client.DevMode() {
 			return nil
 		}
-		if !isLoopback && strings.HasPrefix(uri, "https://") {
-			return nil
-		}
-		// The RedirectURIs are only valid for native clients when localhost or non-"http://" and "https://"
+		// The RedirectURIs are only valid for native clients when localhost or non-"http://"
 		if isLoopback || isCustomSchema {
 			return nil
 		}
@@ -389,11 +373,11 @@ func HTTPLoopbackOrLocalhost(rawURL string) (*url.URL, bool) {
 	if err != nil {
 		return nil, false
 	}
-	if parsedURL.Scheme == "http" || parsedURL.Scheme == "https" {
-		hostName := parsedURL.Hostname()
-		return parsedURL, hostName == "localhost" || net.ParseIP(hostName).IsLoopback()
+	if parsedURL.Scheme != "http" {
+		return nil, false
 	}
-	return nil, false
+	hostName := parsedURL.Hostname()
+	return parsedURL, hostName == "localhost" || net.ParseIP(hostName).IsLoopback()
 }
 
 // ValidateAuthReqResponseType validates the passed response_type to the registered response types
@@ -483,70 +467,41 @@ func AuthResponse(authReq AuthRequest, authorizer Authorizer, w http.ResponseWri
 	AuthResponseToken(w, r, authReq, authorizer, client)
 }
 
-// AuthResponseCode handles the creation of a successful authentication response using an authorization code
+// AuthResponseCode creates the successful code authentication response
 func AuthResponseCode(w http.ResponseWriter, r *http.Request, authReq AuthRequest, authorizer Authorizer) {
 	ctx, span := tracer.Start(r.Context(), "AuthResponseCode")
-	defer span.End()
 	r = r.WithContext(ctx)
+	defer span.End()
 
-	var err error
-	if authReq.GetResponseMode() == oidc.ResponseModeFormPost {
-		err = handleFormPostResponse(w, r, authReq, authorizer)
-	} else {
-		err = handleRedirectResponse(w, r, authReq, authorizer)
-	}
-
+	code, err := CreateAuthRequestCode(r.Context(), authReq, authorizer.Storage(), authorizer.Crypto())
 	if err != nil {
 		AuthRequestError(w, r, authReq, err, authorizer)
+		return
+	}
+	codeResponse := struct {
+		Code  string `schema:"code"`
+		State string `schema:"state,omitempty"`
+	}{
+		Code:  code,
+		State: authReq.GetState(),
 	}
-}
 
-// handleFormPostResponse processes the authentication response using form post method
-func handleFormPostResponse(w http.ResponseWriter, r *http.Request, authReq AuthRequest, authorizer Authorizer) error {
-	codeResponse, err := BuildAuthResponseCodeResponsePayload(r.Context(), authReq, authorizer)
+	if authReq.GetResponseMode() == oidc.ResponseModeFormPost {
+		err := AuthResponseFormPost(w, authReq.GetRedirectURI(), &codeResponse, authorizer.Encoder())
+		if err != nil {
+			AuthRequestError(w, r, authReq, err, authorizer)
+			return
+		}
+
+		return
+	}
+
+	callback, err := AuthResponseURL(authReq.GetRedirectURI(), authReq.GetResponseType(), authReq.GetResponseMode(), &codeResponse, authorizer.Encoder())
 	if err != nil {
-		return err
+		AuthRequestError(w, r, authReq, err, authorizer)
+		return
 	}
-	return AuthResponseFormPost(w, authReq.GetRedirectURI(), codeResponse, authorizer.Encoder())
-}
-
-// handleRedirectResponse processes the authentication response using the redirect method
-func handleRedirectResponse(w http.ResponseWriter, r *http.Request, authReq AuthRequest, authorizer Authorizer) error {
-	callbackURL, err := BuildAuthResponseCallbackURL(r.Context(), authReq, authorizer)
-	if err != nil {
-		return err
-	}
-	http.Redirect(w, r, callbackURL, http.StatusFound)
-	return nil
-}
-
-// BuildAuthResponseCodeResponsePayload generates the authorization code response payload for the authentication request
-func BuildAuthResponseCodeResponsePayload(ctx context.Context, authReq AuthRequest, authorizer Authorizer) (*CodeResponseType, error) {
-	code, err := CreateAuthRequestCode(ctx, authReq, authorizer.Storage(), authorizer.Crypto())
-	if err != nil {
-		return nil, err
-	}
-
-	sessionState := ""
-	if authRequestSessionState, ok := authReq.(AuthRequestSessionState); ok {
-		sessionState = authRequestSessionState.GetSessionState()
-	}
-
-	return &CodeResponseType{
-		Code:         code,
-		State:        authReq.GetState(),
-		SessionState: sessionState,
-	}, nil
-}
-
-// BuildAuthResponseCallbackURL generates the callback URL for a successful authorization code response
-func BuildAuthResponseCallbackURL(ctx context.Context, authReq AuthRequest, authorizer Authorizer) (string, error) {
-	codeResponse, err := BuildAuthResponseCodeResponsePayload(ctx, authReq, authorizer)
-	if err != nil {
-		return "", err
-	}
-
-	return AuthResponseURL(authReq.GetRedirectURI(), authReq.GetResponseType(), authReq.GetResponseMode(), codeResponse, authorizer.Encoder())
+	http.Redirect(w, r, callback, http.StatusFound)
 }
 
 // AuthResponseToken creates the successful token(s) authentication response

pkg/op/auth_request_test.go

@@ -11,15 +11,15 @@ import (
 	"reflect"
 	"testing"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/storage"
-	tu "git.christmann.info/LARA/zitadel-oidc/v3/internal/testutil"
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op/mock"
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"github.com/zitadel/oidc/v4/example/server/storage"
+	tu "github.com/zitadel/oidc/v4/internal/testutil"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/op/mock"
 	"github.com/zitadel/schema"
 )
 
@@ -137,6 +137,11 @@ func TestValidateAuthRequest(t *testing.T) {
 			args{&oidc.AuthRequest{}, mock.NewMockStorageExpectValidClientID(t), nil},
 			oidc.ErrInvalidRequest(),
 		},
+		{
+			"scope openid missing fails",
+			args{&oidc.AuthRequest{Scopes: []string{"profile"}}, mock.NewMockStorageExpectValidClientID(t), nil},
+			oidc.ErrInvalidScope(),
+		},
 		{
 			"response_type missing fails",
 			args{&oidc.AuthRequest{Scopes: []string{"openid"}}, mock.NewMockStorageExpectValidClientID(t), nil},
@@ -282,6 +287,16 @@ func TestValidateAuthReqScopes(t *testing.T) {
 				err: true,
 			},
 		},
+		{
+			"scope openid missing fails",
+			args{
+				mock.NewClientExpectAny(t, op.ApplicationTypeWeb),
+				[]string{"email"},
+			},
+			res{
+				err: true,
+			},
+		},
 		{
 			"scope ok",
 			args{
@@ -433,24 +448,6 @@ func TestValidateAuthReqRedirectURI(t *testing.T) {
 			},
 			false,
 		},
-		{
-			"code flow registered https loopback v4 native ok",
-			args{
-				"https://127.0.0.1:4200/callback",
-				mock.NewClientWithConfig(t, []string{"https://127.0.0.1/callback"}, op.ApplicationTypeNative, nil, false),
-				oidc.ResponseTypeCode,
-			},
-			false,
-		},
-		{
-			"code flow registered https loopback v6 native ok",
-			args{
-				"https://[::1]:4200/callback",
-				mock.NewClientWithConfig(t, []string{"https://[::1]/callback"}, op.ApplicationTypeNative, nil, false),
-				oidc.ResponseTypeCode,
-			},
-			false,
-		},
 		{
 			"code flow unregistered http native fails",
 			args{
@@ -1090,34 +1087,6 @@ func TestAuthResponseCode(t *testing.T) {
 				wantBody:           "",
 			},
 		},
-		{
-			name: "success with state and session_state",
-			args: args{
-				authReq: &storage.AuthRequestWithSessionState{
-					AuthRequest: &storage.AuthRequest{
-						ID:            "id1",
-						TransferState: "state1",
-					},
-					SessionState: "session_state1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantCode:           http.StatusFound,
-				wantLocationHeader: "/auth/callback/?code=id1&session_state=session_state1&state=state1",
-				wantBody:           "",
-			},
-		},
 		{
 			name: "success without state", // reproduce issue #415
 			args: args{
@@ -1225,133 +1194,6 @@ func Test_parseAuthorizeCallbackRequest(t *testing.T) {
 	}
 }
 
-func TestBuildAuthResponseCodeResponsePayload(t *testing.T) {
-	type args struct {
-		authReq    op.AuthRequest
-		authorizer func(*testing.T) op.Authorizer
-	}
-	type res struct {
-		wantCode         string
-		wantState        string
-		wantSessionState string
-		wantErr          bool
-	}
-	tests := []struct {
-		name string
-		args args
-		res  res
-	}{
-		{
-			name: "create code error",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID: "id1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{
-						returnErr: io.ErrClosedPipe,
-					})
-					return authorizer
-				},
-			},
-			res: res{
-				wantErr: true,
-			},
-		},
-		{
-			name: "success with state",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:            "id1",
-					TransferState: "state1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					return authorizer
-				},
-			},
-			res: res{
-				wantCode:  "id1",
-				wantState: "state1",
-			},
-		},
-		{
-			name: "success without state",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:            "id1",
-					TransferState: "",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					return authorizer
-				},
-			},
-			res: res{
-				wantCode:  "id1",
-				wantState: "",
-			},
-		},
-		{
-			name: "success with session_state",
-			args: args{
-				authReq: &storage.AuthRequestWithSessionState{
-					AuthRequest: &storage.AuthRequest{
-						ID:            "id1",
-						TransferState: "state1",
-					},
-					SessionState: "session_state1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					return authorizer
-				},
-			},
-			res: res{
-				wantCode:         "id1",
-				wantState:        "state1",
-				wantSessionState: "session_state1",
-			},
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			got, err := op.BuildAuthResponseCodeResponsePayload(context.Background(), tt.args.authReq, tt.args.authorizer(t))
-			if tt.res.wantErr {
-				assert.Error(t, err)
-				return
-			}
-			require.NoError(t, err)
-			assert.Equal(t, tt.res.wantCode, got.Code)
-			assert.Equal(t, tt.res.wantState, got.State)
-			assert.Equal(t, tt.res.wantSessionState, got.SessionState)
-		})
-	}
-}
-
 func TestValidateAuthReqIDTokenHint(t *testing.T) {
 	token, _ := tu.ValidIDToken()
 	tests := []struct {
@@ -1382,231 +1224,3 @@ func TestValidateAuthReqIDTokenHint(t *testing.T) {
 		})
 	}
 }
-
-func TestBuildAuthResponseCallbackURL(t *testing.T) {
-	type args struct {
-		authReq    op.AuthRequest
-		authorizer func(*testing.T) op.Authorizer
-	}
-	type res struct {
-		wantURL string
-		wantErr bool
-	}
-	tests := []struct {
-		name string
-		args args
-		res  res
-	}{
-		{
-			name: "error when generating code response",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID: "id1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{
-						returnErr: io.ErrClosedPipe,
-					})
-					return authorizer
-				},
-			},
-			res: res{
-				wantErr: true,
-			},
-		},
-		{
-			name: "error when generating callback URL",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:          "id1",
-					CallbackURI: "://invalid-url",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantErr: true,
-			},
-		},
-		{
-			name: "success with state",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:            "id1",
-					CallbackURI:   "https://example.com/callback",
-					TransferState: "state1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantURL: "https://example.com/callback?code=id1&state=state1",
-				wantErr: false,
-			},
-		},
-		{
-			name: "success without state",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:          "id1",
-					CallbackURI: "https://example.com/callback",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantURL: "https://example.com/callback?code=id1",
-				wantErr: false,
-			},
-		},
-		{
-			name: "success with session_state",
-			args: args{
-				authReq: &storage.AuthRequestWithSessionState{
-					AuthRequest: &storage.AuthRequest{
-						ID:            "id1",
-						CallbackURI:   "https://example.com/callback",
-						TransferState: "state1",
-					},
-					SessionState: "session_state1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantURL: "https://example.com/callback?code=id1&session_state=session_state1&state=state1",
-				wantErr: false,
-			},
-		},
-		{
-			name: "success with existing query parameters",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:            "id1",
-					CallbackURI:   "https://example.com/callback?param=value",
-					TransferState: "state1",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantURL: "https://example.com/callback?param=value&code=id1&state=state1",
-				wantErr: false,
-			},
-		},
-		{
-			name: "success with fragment response mode",
-			args: args{
-				authReq: &storage.AuthRequest{
-					ID:            "id1",
-					CallbackURI:   "https://example.com/callback",
-					TransferState: "state1",
-					ResponseMode:  "fragment",
-				},
-				authorizer: func(t *testing.T) op.Authorizer {
-					ctrl := gomock.NewController(t)
-					storage := mock.NewMockStorage(ctrl)
-					storage.EXPECT().SaveAuthCode(gomock.Any(), "id1", "id1")
-
-					authorizer := mock.NewMockAuthorizer(ctrl)
-					authorizer.EXPECT().Storage().Return(storage)
-					authorizer.EXPECT().Crypto().Return(&mockCrypto{})
-					authorizer.EXPECT().Encoder().Return(schema.NewEncoder())
-					return authorizer
-				},
-			},
-			res: res{
-				wantURL: "https://example.com/callback#code=id1&state=state1",
-				wantErr: false,
-			},
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			got, err := op.BuildAuthResponseCallbackURL(context.Background(), tt.args.authReq, tt.args.authorizer(t))
-			if tt.res.wantErr {
-				assert.Error(t, err)
-				return
-			}
-			require.NoError(t, err)
-
-			if tt.res.wantURL != "" {
-				// Parse the URLs to compare components instead of direct string comparison
-				expectedURL, err := url.Parse(tt.res.wantURL)
-				require.NoError(t, err)
-				actualURL, err := url.Parse(got)
-				require.NoError(t, err)
-
-				// Compare the base parts (scheme, host, path)
-				assert.Equal(t, expectedURL.Scheme, actualURL.Scheme)
-				assert.Equal(t, expectedURL.Host, actualURL.Host)
-				assert.Equal(t, expectedURL.Path, actualURL.Path)
-
-				// Compare the fragment if any
-				assert.Equal(t, expectedURL.Fragment, actualURL.Fragment)
-
-				// For query parameters, compare them independently of order
-				expectedQuery := expectedURL.Query()
-				actualQuery := actualURL.Query()
-
-				assert.Equal(t, len(expectedQuery), len(actualQuery), "Query parameter count does not match")
-
-				for key, expectedValues := range expectedQuery {
-					actualValues, exists := actualQuery[key]
-					assert.True(t, exists, "Expected query parameter %s not found", key)
-					assert.ElementsMatch(t, expectedValues, actualValues, "Values for parameter %s don't match", key)
-				}
-			}
-		})
-	}
-}

pkg/op/client.go

@@ -7,8 +7,8 @@ import (
 	"net/url"
 	"time"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 //go:generate go get github.com/dmarkham/enumer

pkg/op/client_test.go

@@ -10,13 +10,13 @@ import (
 	"strings"
 	"testing"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op/mock"
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/op/mock"
 	"github.com/zitadel/schema"
 )
 

pkg/op/config.go

@@ -30,7 +30,6 @@ type Configuration interface {
 	EndSessionEndpoint() *Endpoint
 	KeysEndpoint() *Endpoint
 	DeviceAuthorizationEndpoint() *Endpoint
-	CheckSessionIframe() *Endpoint
 
 	AuthMethodPostSupported() bool
 	CodeMethodS256Supported() bool
@@ -50,9 +49,6 @@ type Configuration interface {
 
 	SupportedUILocales() []language.Tag
 	DeviceAuthorization() DeviceAuthorizationConfig
-
-	BackChannelLogoutSupported() bool
-	BackChannelLogoutSessionSupported() bool
 }
 
 type IssuerFromRequest func(r *http.Request) string

pkg/op/crypto.go

@@ -1,7 +1,7 @@
 package op
 
 import (
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/crypto"
+	"github.com/zitadel/oidc/v4/pkg/crypto"
 )
 
 type Crypto interface {

pkg/op/device.go

@@ -9,12 +9,12 @@ import (
 	"math/big"
 	"net/http"
 	"net/url"
-	"slices"
 	"strings"
 	"time"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	strs "github.com/zitadel/oidc/v4/pkg/strings"
 )
 
 type DeviceAuthorizationConfig struct {
@@ -91,7 +91,10 @@ func createDeviceAuthorization(ctx context.Context, req *oidc.DeviceAuthorizatio
 	}
 	config := o.DeviceAuthorization()
 
-	deviceCode, _ := NewDeviceCode(RecommendedDeviceCodeBytes)
+	deviceCode, err := NewDeviceCode(RecommendedDeviceCodeBytes)
+	if err != nil {
+		return nil, NewStatusError(err, http.StatusInternalServerError)
+	}
 	userCode, err := NewUserCode([]rune(config.UserCode.CharSet), config.UserCode.CharAmount, config.UserCode.DashInterval)
 	if err != nil {
 		return nil, NewStatusError(err, http.StatusInternalServerError)
@@ -160,14 +163,11 @@ func ParseDeviceCodeRequest(r *http.Request, o OpenIDProvider) (*oidc.DeviceAuth
 // results in a 22 character base64 encoded string.
 const RecommendedDeviceCodeBytes = 16
 
-// NewDeviceCode generates a new cryptographically secure device code as a base64 encoded string.
-// The length of the string is nBytes * 4 / 3.
-// An error is never returned.
-//
-// TODO(v4): change return type to string alone.
 func NewDeviceCode(nBytes int) (string, error) {
 	bytes := make([]byte, nBytes)
-	rand.Read(bytes)
+	if _, err := rand.Read(bytes); err != nil {
+		return "", fmt.Errorf("%w getting entropy for device code", err)
+	}
 	return base64.RawURLEncoding.EncodeToString(bytes), nil
 }
 
@@ -276,7 +276,7 @@ func (r *DeviceAuthorizationState) GetAMR() []string {
 }
 
 func (r *DeviceAuthorizationState) GetAudience() []string {
-	if !slices.Contains(r.Audience, r.ClientID) {
+	if !strs.Contains(r.Audience, r.ClientID) {
 		r.Audience = append(r.Audience, r.ClientID)
 	}
 	return r.Audience
@@ -344,11 +344,10 @@ func CreateDeviceTokenResponse(ctx context.Context, tokenRequest TokenRequest, c
 		RefreshToken: refreshToken,
 		TokenType:    oidc.BearerToken,
 		ExpiresIn:    uint64(validity.Seconds()),
-		Scope:        tokenRequest.GetScopes(),
 	}
 
 	// TODO(v4): remove type assertion
-	if idTokenRequest, ok := tokenRequest.(IDTokenRequest); ok && slices.Contains(tokenRequest.GetScopes(), oidc.ScopeOpenID) {
+	if idTokenRequest, ok := tokenRequest.(IDTokenRequest); ok && strs.Contains(tokenRequest.GetScopes(), oidc.ScopeOpenID) {
 		response.IDToken, err = CreateIDToken(ctx, IssuerFromContext(ctx), idTokenRequest, client.IDTokenLifetime(), accessToken, "", creator.Storage(), client)
 		if err != nil {
 			return nil, err

pkg/op/device_test.go

@@ -13,12 +13,12 @@ import (
 	"testing"
 	"time"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/example/server/storage"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	"github.com/muhlemmer/gu"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"github.com/zitadel/oidc/v4/example/server/storage"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 func Test_deviceAuthorizationHandler(t *testing.T) {
@@ -145,11 +145,21 @@ func runWithRandReader(r io.Reader, f func()) {
 }
 
 func TestNewDeviceCode(t *testing.T) {
-	for i := 1; i <= 32; i++ {
-		got, err := op.NewDeviceCode(i)
-		require.NoError(t, err)
-		assert.Len(t, got, base64.RawURLEncoding.EncodedLen(i))
-	}
+	t.Run("reader error", func(t *testing.T) {
+		runWithRandReader(errReader{}, func() {
+			_, err := op.NewDeviceCode(16)
+			require.Error(t, err)
+		})
+	})
+
+	t.Run("different lengths, rand reader", func(t *testing.T) {
+		for i := 1; i <= 32; i++ {
+			got, err := op.NewDeviceCode(i)
+			require.NoError(t, err)
+			assert.Len(t, got, base64.RawURLEncoding.EncodedLen(i))
+		}
+	})
+
 }
 
 func TestNewUserCode(t *testing.T) {

pkg/op/discovery.go

@@ -4,10 +4,10 @@ import (
 	"context"
 	"net/http"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type DiscoverStorage interface {
@@ -45,7 +45,6 @@ func CreateDiscoveryConfig(ctx context.Context, config Configuration, storage Di
 		EndSessionEndpoint:                         config.EndSessionEndpoint().Absolute(issuer),
 		JwksURI:                                    config.KeysEndpoint().Absolute(issuer),
 		DeviceAuthorizationEndpoint:                config.DeviceAuthorizationEndpoint().Absolute(issuer),
-		CheckSessionIframe:                         config.CheckSessionIframe().Absolute(issuer),
 		ScopesSupported:                            Scopes(config),
 		ResponseTypesSupported:                     ResponseTypes(config),
 		GrantTypesSupported:                        GrantTypes(config),
@@ -62,8 +61,6 @@ func CreateDiscoveryConfig(ctx context.Context, config Configuration, storage Di
 		CodeChallengeMethodsSupported:                      CodeChallengeMethods(config),
 		UILocalesSupported:                                 config.SupportedUILocales(),
 		RequestParameterSupported:                          config.RequestObjectSupported(),
-		BackChannelLogoutSupported:                         config.BackChannelLogoutSupported(),
-		BackChannelLogoutSessionSupported:                  config.BackChannelLogoutSessionSupported(),
 	}
 }
 
@@ -95,17 +92,11 @@ func createDiscoveryConfigV2(ctx context.Context, config Configuration, storage
 		CodeChallengeMethodsSupported:                      CodeChallengeMethods(config),
 		UILocalesSupported:                                 config.SupportedUILocales(),
 		RequestParameterSupported:                          config.RequestObjectSupported(),
-		BackChannelLogoutSupported:                         config.BackChannelLogoutSupported(),
-		BackChannelLogoutSessionSupported:                  config.BackChannelLogoutSessionSupported(),
 	}
 }
 
 func Scopes(c Configuration) []string {
-	provider, ok := c.(*Provider)
-	if ok && provider.config.SupportedScopes != nil {
-		return provider.config.SupportedScopes
-	}
-	return DefaultSupportedScopes
+	return DefaultSupportedScopes // TODO: config
 }
 
 func ResponseTypes(c Configuration) []string {
@@ -140,7 +131,7 @@ func GrantTypes(c Configuration) []oidc.GrantType {
 }
 
 func SubjectTypes(c Configuration) []string {
-	return []string{"public"} // TODO: config
+	return []string{"public"} //TODO: config
 }
 
 func SigAlgorithms(ctx context.Context, storage DiscoverStorage) []string {

pkg/op/discovery_test.go

@@ -6,14 +6,14 @@ import (
 	"net/http/httptest"
 	"testing"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op/mock"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/op/mock"
 )
 
 func TestDiscover(t *testing.T) {
@@ -81,11 +81,6 @@ func Test_scopes(t *testing.T) {
 			args{},
 			op.DefaultSupportedScopes,
 		},
-		{
-			"custom scopes",
-			args{newTestProvider(&op.Config{SupportedScopes: []string{"test1", "test2"}})},
-			[]string{"test1", "test2"},
-		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {

pkg/op/endpoint_test.go

@@ -3,8 +3,8 @@ package op_test
 import (
 	"testing"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	"github.com/stretchr/testify/require"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 func TestEndpoint_Path(t *testing.T) {

pkg/op/error.go

@@ -7,8 +7,8 @@ import (
 	"log/slog"
 	"net/http"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 )
 
 type ErrAuthRequest interface {
@@ -46,12 +46,6 @@ func AuthRequestError(w http.ResponseWriter, r *http.Request, authReq ErrAuthReq
 		return
 	}
 	e.State = authReq.GetState()
-	var sessionState string
-	authRequestSessionState, ok := authReq.(AuthRequestSessionState)
-	if ok {
-		sessionState = authRequestSessionState.GetSessionState()
-	}
-	e.SessionState = sessionState
 	var responseMode oidc.ResponseMode
 	if rm, ok := authReq.(interface{ GetResponseMode() oidc.ResponseMode }); ok {
 		responseMode = rm.GetResponseMode()
@@ -98,12 +92,6 @@ func TryErrorRedirect(ctx context.Context, authReq ErrAuthRequest, parent error,
 	}
 
 	e.State = authReq.GetState()
-	var sessionState string
-	authRequestSessionState, ok := authReq.(AuthRequestSessionState)
-	if ok {
-		sessionState = authRequestSessionState.GetSessionState()
-	}
-	e.SessionState = sessionState
 	var responseMode oidc.ResponseMode
 	if rm, ok := authReq.(interface{ GetResponseMode() oidc.ResponseMode }); ok {
 		responseMode = rm.GetResponseMode()

pkg/op/error_test.go

@@ -11,9 +11,9 @@ import (
 	"strings"
 	"testing"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
 	"github.com/zitadel/schema"
 )
 
@@ -428,8 +428,7 @@ func TestTryErrorRedirect(t *testing.T) {
 				parent: oidc.ErrInteractionRequired().WithDescription("sign in"),
 			},
 			want: &Redirect{
-				Header: make(http.Header),
-				URL:    "http://example.com/callback?error=interaction_required&error_description=sign+in&state=state1",
+				URL: "http://example.com/callback?error=interaction_required&error_description=sign+in&state=state1",
 			},
 			wantLog: `{
 						"level":"WARN",

pkg/op/keys.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"net/http"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 
-	httphelper "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
+	httphelper "github.com/zitadel/oidc/v4/pkg/http"
 )
 
 type KeyProvider interface {

pkg/op/keys_test.go

@@ -7,13 +7,13 @@ import (
 	"net/http/httptest"
 	"testing"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/assert"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op/mock"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/op/mock"
 )
 
 func TestKeys(t *testing.T) {

pkg/op/mock/authorizer.mock.go

@@ -1,5 +1,5 @@
 // Code generated by MockGen. DO NOT EDIT.
-// Source: git.christmann.info/LARA/zitadel-oidc/v3/pkg/op (interfaces: Authorizer)
+// Source: github.com/zitadel/oidc/v4/pkg/op (interfaces: Authorizer)
 
 // Package mock is a generated GoMock package.
 package mock
@@ -9,9 +9,9 @@ import (
 	slog "log/slog"
 	reflect "reflect"
 
-	http "git.christmann.info/LARA/zitadel-oidc/v3/pkg/http"
-	op "git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	gomock "github.com/golang/mock/gomock"
+	http "github.com/zitadel/oidc/v4/pkg/http"
+	op "github.com/zitadel/oidc/v4/pkg/op"
 )
 
 // MockAuthorizer is a mock of Authorizer interface.

pkg/op/mock/authorizer.mock.impl.go

@@ -4,12 +4,12 @@ import (
 	"context"
 	"testing"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	"github.com/golang/mock/gomock"
 	"github.com/zitadel/schema"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 func NewAuthorizer(t *testing.T) op.Authorizer {

pkg/op/mock/client.go

@@ -5,8 +5,8 @@ import (
 
 	"github.com/golang/mock/gomock"
 
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	"git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
+	"github.com/zitadel/oidc/v4/pkg/oidc"
+	"github.com/zitadel/oidc/v4/pkg/op"
 )
 
 func NewClient(t *testing.T) op.Client {

pkg/op/mock/client.mock.go

@@ -1,5 +1,5 @@
 // Code generated by MockGen. DO NOT EDIT.
-// Source: git.christmann.info/LARA/zitadel-oidc/v3/pkg/op (interfaces: Client)
+// Source: github.com/zitadel/oidc/v4/pkg/op (interfaces: Client)
 
 // Package mock is a generated GoMock package.
 package mock
@@ -8,9 +8,9 @@ import (
 	reflect "reflect"
 	time "time"
 
-	oidc "git.christmann.info/LARA/zitadel-oidc/v3/pkg/oidc"
-	op "git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	gomock "github.com/golang/mock/gomock"
+	oidc "github.com/zitadel/oidc/v4/pkg/oidc"
+	op "github.com/zitadel/oidc/v4/pkg/op"
 )
 
 // MockClient is a mock of Client interface.

pkg/op/mock/configuration.mock.go

@@ -1,5 +1,5 @@
 // Code generated by MockGen. DO NOT EDIT.
-// Source: git.christmann.info/LARA/zitadel-oidc/v3/pkg/op (interfaces: Configuration)
+// Source: github.com/zitadel/oidc/v4/pkg/op (interfaces: Configuration)
 
 // Package mock is a generated GoMock package.
 package mock
@@ -8,8 +8,8 @@ import (
 	http "net/http"
 	reflect "reflect"
 
-	op "git.christmann.info/LARA/zitadel-oidc/v3/pkg/op"
 	gomock "github.com/golang/mock/gomock"
+	op "github.com/zitadel/oidc/v4/pkg/op"
 	language "golang.org/x/text/language"
 )
 
@@ -78,48 +78,6 @@ func (mr *MockConfigurationMockRecorder) AuthorizationEndpoint() *gomock.Call {
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "AuthorizationEndpoint", reflect.TypeOf((*MockConfiguration)(nil).AuthorizationEndpoint))
 }
 
-// BackChannelLogoutSessionSupported mocks base method.
-func (m *MockConfiguration) BackChannelLogoutSessionSupported() bool {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "BackChannelLogoutSessionSupported")
-	ret0, _ := ret[0].(bool)
-	return ret0
-}
-
-// BackChannelLogoutSessionSupported indicates an expected call of BackChannelLogoutSessionSupported.
-func (mr *MockConfigurationMockRecorder) BackChannelLogoutSessionSupported() *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "BackChannelLogoutSessionSupported", reflect.TypeOf((*MockConfiguration)(nil).BackChannelLogoutSessionSupported))
-}
-
-// BackChannelLogoutSupported mocks base method.
-func (m *MockConfiguration) BackChannelLogoutSupported() bool {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "BackChannelLogoutSupported")
-	ret0, _ := ret[0].(bool)
-	return ret0
-}
-
-// BackChannelLogoutSupported indicates an expected call of BackChannelLogoutSupported.
-func (mr *MockConfigurationMockRecorder) BackChannelLogoutSupported() *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "BackChannelLogoutSupported", reflect.TypeOf((*MockConfiguration)(nil).BackChannelLogoutSupported))
-}
-
-// CheckSessionIframe mocks base method.
-func (m *MockConfiguration) CheckSessionIframe() *op.Endpoint {
-	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "CheckSessionIframe")
-	ret0, _ := ret[0].(*op.Endpoint)
-	return ret0
-}
-
-// CheckSessionIframe indicates an expected call of CheckSessionIframe.
-func (mr *MockConfigurationMockRecorder) CheckSessionIframe() *gomock.Call {
-	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "CheckSessionIframe", reflect.TypeOf((*MockConfiguration)(nil).CheckSessionIframe))
-}
-
 // CodeMethodS256Supported mocks base method.
 func (m *MockConfiguration) CodeMethodS256Supported() bool {
 	m.ctrl.T.Helper()

pkg/op/mock/discovery.mock.go

@@ -1,5 +1,5 @@
 // Code generated by MockGen. DO NOT EDIT.
-// Source: git.christmann.info/LARA/zitadel-oidc/v3/pkg/op (interfaces: DiscoverStorage)
+// Source: github.com/zitadel/oidc/v4/pkg/op (interfaces: DiscoverStorage)
 
 // Package mock is a generated GoMock package.
 package mock
@@ -8,7 +8,7 @@ import (
 	context "context"
 	reflect "reflect"
 
-	jose "github.com/go-jose/go-jose/v4"
+	jose "github.com/go-jose/go-jose/v3"
 	gomock "github.com/golang/mock/gomock"
 )
 

pkg/op/mock/generate.go

@@ -1,11 +1,11 @@
 package mock
 
 //go:generate go install github.com/golang/mock/mockgen@v1.6.0
-//go:generate mockgen -package mock -destination ./storage.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op Storage
-//go:generate mockgen -package mock -destination ./authorizer.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op Authorizer
-//go:generate mockgen -package mock -destination ./client.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op Client
-//go:generate mockgen -package mock -destination ./glob.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op HasRedirectGlobs
-//go:generate mockgen -package mock -destination ./configuration.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op Configuration
-//go:generate mockgen -package mock -destination ./discovery.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op DiscoverStorage
-//go:generate mockgen -package mock -destination ./signer.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op SigningKey,Key
-//go:generate mockgen -package mock -destination ./key.mock.go git.christmann.info/LARA/zitadel-oidc/v3/pkg/op KeyProvider
+//go:generate mockgen -package mock -destination ./storage.mock.go github.com/zitadel/oidc/v4/pkg/op Storage
+//go:generate mockgen -package mock -destination ./authorizer.mock.go github.com/zitadel/oidc/v4/pkg/op Authorizer
+//go:generate mockgen -package mock -destination ./client.mock.go github.com/zitadel/oidc/v4/pkg/op Client
+//go:generate mockgen -package mock -destination ./glob.mock.go github.com/zitadel/oidc/v4/pkg/op HasRedirectGlobs
+//go:generate mockgen -package mock -destination ./configuration.mock.go github.com/zitadel/oidc/v4/pkg/op Configuration
+//go:generate mockgen -package mock -destination ./discovery.mock.go github.com/zitadel/oidc/v4/pkg/op DiscoverStorage
+//go:generate mockgen -package mock -destination ./signer.mock.go github.com/zitadel/oidc/v4/pkg/op SigningKey,Key
+//go:generate mockgen -package mock -destination ./key.mock.go github.com/zitadel/oidc/v4/pkg/op KeyProvider