> For the complete documentation index, see [llms.txt](https://docs.stacksync.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.stacksync.com/authentication.md).

# Authentication

- [Security](https://docs.stacksync.com/authentication/security.md): Security features for Stacksync workspaces. MFA, SSO, SCIM, and SAML.
- [SSO](https://docs.stacksync.com/authentication/security/sso.md): Manage all your user logins with your SSO (Single Sign On).
- [Azure Entra ID](https://docs.stacksync.com/authentication/security/sso/azure-entra-id.md)
- [OKTA](https://docs.stacksync.com/authentication/security/sso/okta.md): SSO and SCIM for OKTA
- [OKTA Stacksync](https://docs.stacksync.com/authentication/security/sso/okta-stacksync.md): SCIM setup instructions
- [SCIM](https://docs.stacksync.com/authentication/security/scim.md): Activate SCIM for your Stacksync workspace (System for Cross-domain Identity Management)
- [MFA](https://docs.stacksync.com/authentication/security/mfa.md): Required MFA (Multi-Factor Authentication) for all users in a workspace. This enhances workspace security for users and logins.