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Microsoft Entra integrations with authentication protocols

Microsoft Entra ID enables integration with many authentication protocols. The authentication integrations enable you to use Microsoft Entra ID and its security and management features with little or no changes to your applications that use legacy authentication methods.

Legacy authentication protocols

The following table presents authentication Microsoft Entra integration with legacy authentication protocols and their capabilities. Select the name of an authentication protocol to see

  • A detailed description

  • When to use it

  • Architectural diagram

  • Explanation of system components

  • Links for how to implement the integration

Authentication protocol Authentication Authorization Multifactor Authentication Conditional Access
Header-based authentication check mark check mark check mark check mark
LDAP authentication check mark
Open Authorization (OAuth) 2.0 authentication check mark check mark check mark check mark
OIDC authentication check mark check mark check mark check mark
Password-based single sign-on (SSO) authentication check mark check mark check mark check mark
RADIUS authentication check mark check mark check mark
Remote Desktop Gateway services check mark check mark check mark check mark
Secure Shell (SSH) check mark check mark check mark
Security Assertion Markup Language (SAML) authentication check mark check mark check mark check mark
Windows Authentication - Kerberos Constrained Delegation check mark check mark check mark check mark