Microsoft is currently investigating a significant service degradation affecting Multi-Factor Authentication (MFA) across its Microsoft 365 suite, with users in the North America region reporting widespread 504 gateway timeout errors when attempting to authenticate into MFA-protected services. The incident, tracked under issue ID MO1237461, began at approximately 8:22 PM IST (2:52 PM UTC) on February 23, […] The post Microsoft MFA Down – 504 Gateway Timeout Errors Disrupting MFA Access for U.S. Users appeared first on Cyber Security News.