> For the complete documentation index, see [llms.txt](https://guide-api-rest.marmicode.fr/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://guide-api-rest.marmicode.fr/securite-des-apis-rest/oauth-2/oauth-2-abstract-flow.md).

# OAuth 2 Abstract Flow

![OAuth 2 Abstract Flow](https://392424868-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LFGxD_EMfiDhYN7-EXe%2F-LFLmmzRvuZk7ZwWdkVz%2F-LFLmta_Fzoh9RB7sCZI%2Foauth2-abstract-flow.png?alt=media\&token=9259e567-8bb3-4e97-bd5f-b4c045b9e729)

OAuth 2 propose 4 *flows* différents dont le plus commun est le [Authorization Code Flow](/securite-des-apis-rest/oauth-2/oauth-2-authorization-code-flow.md).