For the second time in two weeks, Microsoft's multifactor authentication (MFA) service was down and causing login headaches for users of services including Office 365, Azure, and Dynamics.
On Nov. 19, users of Microsoft Azure and Office 365 couldn't log into their accounts due to problems with MFA. When they attempted to log in, they didn't receive SMS verification codes, phone calls, or push notifications. They were also unable to reset their own passwords.
Today, ZDNet reports Microsoft users are having similar MFA problems with different services. The issues started this morning with Office 365; shortly after, Microsoft updated its Azure status dashboard to indicate problems with MFA login.
Following an investigation, the company reported three root causes to the MFA problems, which have been mitigated. Microsoft also published next steps in the investigative process.
Read more details here.
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