IAM configuration reference
You can view reference information about configuration of authentication for your GitHub Enterprise Server instance.
SAML configuration reference
You can see SAML metadata for your GitHub Enterprise Server instance, and you can learn more about available SAML attributes and response requirements.
Username considerations for external authentication
When you use CAS, LDAP, or SAML for authentication, GitHub Enterprise Server follows certain rules to determine the username for each user account on your instance.