Modern authentication brings Active Directory Authentication Library (ADAL)-based sign-in to Office clients. This enables ...

Modern authentication brings Active Directory Authentication Library (ADAL)-based sign-in to Office clients.  This enables sign-in features such as Multi-Factor Authentication (MFA), SAML-based third-party Identity Providers with Office client applications, smart card and certificate-based authentication, and it removes the need for Outlook to use the basic authentication protocol.