> 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](/files/-LFLmta_Fzoh9RB7sCZI)

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).