# Authentication and Authorization

- [Access rules](/api/2.21/authentication-and-authorization/access-rules.md)
- [Permissions](/api/2.21/authentication-and-authorization/permissions.md)
- [Applications](/api/2.21/authentication-and-authorization/applications.md)
- [Roles](/api/2.21/authentication-and-authorization/roles.md)
- [Tokens](/api/2.21/authentication-and-authorization/tokens.md)
- [Users](/api/2.21/authentication-and-authorization/users.md)
- [User Applications](/api/2.21/authentication-and-authorization/user-applications.md)
- [Idps](/api/2.21/authentication-and-authorization/idps.md)
- [Me](/api/2.21/authentication-and-authorization/me.md)
- [Settings](/api/2.21/authentication-and-authorization/settings.md)