update

Author: Philipinho

docs/user-guide/authentication/index.md

@@ -1,14 +1,17 @@
 import DocCardList from '@theme/DocCardList';
 
 # Authentication
-Authentication in Docmost ensures secure and efficient access management, providing flexibility for users and administrators alike. 
+Authentication in Docmost ensures secure and efficient access management, providing flexibility for both users and administrators.
+
+With Single Sign-On (SSO) available for enterprise deployments, teams can authenticate using their existing identity provider for a seamless login experience.
 
 Authentication methods in Docmost include:
 - Email and Password Authentication
-- LDAP (enterprise edition)
-- SSO (SAML2.0 / OIDC ) (available in Cloud and Enterprise edition)
-- Microsoft Azure Entra, Okta, OneLogin, Google SSO and other SAML 2.0 and OpenID Connect compatible providers.
-
+- LDAP (enterprise)
+- SAML 2.0 (enterprise)
+- OpenID Connect (OIDC) (enterprise)
+- Microsoft Azure Entra (Active Directory), Okta, OneLogin, Google SSO, Keycloak, Authentik, Authelia, Duo and other SAML 2.0 and OpenID Connect compatible providers.
 
+Single Sign-On (SSO)
 <DocCardList />