Widespread Microsoft Entra Lockouts Tied to New Security Feature Rollout

Windows administrators from several organizations are reporting mass account lockouts due to false positives during the deployment of a new "credentials leaked" detection application from Microsoft Entra ID called MACE. This new security feature has resulted in large-scale account lockouts, impacting various organizations. Administrators have reported difficulties in identifying the cause of the lockouts due to the false positives generated by MACE.