Microsoft fixes outage affecting MFA setup, MySignIn service
ID: 0d6f22c9-f9d6-53bc-a84e-150c1c732894
STIX ID: report--0d6f22c9-f9d6-53bc-a84e-150c1c732894
Feed Name: Bleeping Computer
Microsoft experienced an operational outage affecting the My Sign-Ins MFA service, causing 504 Gateway Timeout errors for some users; the company mitigated the impact by failing over to alternate infrastructure and later restored traffic after identifying a recent cache configuration change and associated failover that led to high CPU and memory utilization.
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