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I've had two users that came back to their phones finding they had missed MFA prompts at 4am (not on the same day). Digging into the logs (PC and Azure) I see nothing unusual, just that in both cases ...

Hackers aren't "breaking" your MFA anymore — they’re just riding shotgun during your login to steal the session token right ...

Like a fly buzzing around your head at 3 a.m., persistent requests from multifactor authentication (MFA) fatigue attacks are keeping security professionals awake at night. However, while silenced ...