To prevent accidental approvals and defend against MFA attacks, admins can require users to enter the number displayed on the sign-in screen when approving an MFA request in Authenticator. Number matching in Microsoft Authenticator MFA experience We highly recommend that you leverage the rollout controls and deploy these exciting security upgrades to Microsoft Authenticator. In May 2023, we’ll enable number matching for all Authenticator users. To protect you, we’ll automatically enable critical security features to tackle ever-changing threat vectors. Last month, we talked about the increase in MFA fatigue attacks and recommended best practices organizations should adopt to increase their security.
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