Microsoft is investigating an ongoing Multi-Issue Authentication (MFA) outage that’s blocking clients from accessing Microsoft 365 Workplace apps.
Some affected Microsoft 365 customers additionally report that MFA registration and reset usually are not working.
“Customers could also be unable to entry some Microsoft 365 Apps when authenticating with MFA,” Microsoft stated in an incident alert printed within the admin middle.
“We’re re-directing site visitors to alternate wholesome infrastructure whereas we proceed to research the basis reason behind affect.”
The corporate added that the incident solely impacts customers who use MFA for authentication in Microsoft 365 Workplace apps.
Based on one other admin middle message, the corporate is investigating reviews that Microsoft 365 functions could unexpectedly crash on Home windows Server 2016 units.
“We’re reviewing service monitoring telemetry to isolate the basis trigger and develop a remediation plan,” Redmond says. “Affect is restricted to some customers who’re served by means of the affected infrastructure.”
Final month, Microsoft introduced it was investigating a recognized challenge that triggers “Product Deactivated” errors for purchasers utilizing Microsoft 365 Workplace apps. One week earlier, one other outage took down Workplace net apps and the Microsoft 365 admin middle.
In November, A worldwide Microsoft 365 outage additionally impacted a number of providers and options, together with Microsoft Groups, Trade On-line, SharePoint On-line, OneDrive, Purview, Copilot, and Outlook Internet and Desktop.
It is a growing story …