Change security defaults office 365 how to#
Please refer to Block legacy authentication with Microsoft Entra Conditional Access to learn how to control access from these client applications.
You can use Conditional Access to block authentication from legacy Office clients that cannot support modern authentication. Microsoft relies upon modern authentication workflows to invoke Conditional Access policies, which in turn apply Duo's MFA custom control. Mobile and Desktop clients that support Microsoft's modern authentication (such as Office 20 applications).Ĭonditional Access cannot add third-party MFA for Office clients that do not support modern authentication, such as Office 2010.
Note that Entra ID Conditional Access protects cloud applications only when the user access originates from the following client applications: Be sure to review Azure Government's additional variations in Azure Active Directory Premium features. Therefore, the Duo custom control for conditional access application is not available in Duo Federal plans. Azure Government ExclusionĪzure Government does not yet provide support for custom controls in Conditional Access.
Change security defaults office 365 install#
Learn more about this Microsoft limitation for custom controls in the Entra ID documentation.ĭuo MFA can satisfy CA multifactor requirements when you federate Entra ID/Microsoft 365 with Duo Single Sign-On or when you federate Azure with Microsoft AD FS, install Duo for AD FS, and configure AD FS to pass an Authentication Method References claim for MFA back to Azure. Custom controls, like the Duo custom control, cannot satisfy a CA rule that requires "multifactor". Microsoft does not evaluate authentication with a custom control as part of a Conditional Access multifactor authentication claim requirement. Please review Microsoft's Conditional Access documentation before configuring Duo authentication in your Entra ID tenant. Verify your Microsoft subscription features before proceeding. Conditional Access with third-party MFA custom controls requires an Entra ID P1 or P2 subscription.
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