25 lines
1.2 KiB
Plaintext
25 lines
1.2 KiB
Plaintext
@startuml
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title "OpenID Connect Authorization Code Flow with PKCE"
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actor "End User"
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boundary "App"
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"App"->"App": Identity providers list
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"End User"->"App": Select identity provider
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"App"->"App": Identity provider clicked
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"App"->"App": Generate code verifier and challenge
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"App"->"Authorization endpoint": clientid,state,redirect_uri,response_type,scope
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"Authorization endpoint"->"Authorization endpoint": Active session ?
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"Authorization endpoint"-->"App" : Login if no active session
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"End User"-->"App" : Fills credentials
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"App"-->"Authorization endpoint" : Logs in
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"Authorization endpoint"->"App": Form for consent for each scope
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"End User"->"App": Grant or deny permission for each scope
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"App"->"Authorization endpoint" :Selected scopes
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"Authorization endpoint"->"App": Redirect to redirect_uri with authorization code+state provided earlier
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"App"->"App": Redirect to redirect_uri with authorization code
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"App"->"Token endpoint": Send authorization code, clientid, --client_secret--,<font color=blue>+"code verifier"</font> , redirect uri (for validation)
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"Token endpoint"->"App": Send access token<font color=red>+"idtoken"
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"App"->"UserInfo endpoint": Asks for profile with access token
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"UserInfo endpoint"->"App": Return profile
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"App"->"App": Display profile
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@enduml |