Microsoft Addresses Multi-Hour Outlook Outage Affecting Exchange Online Users
- Published
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- TechCrunch
On Monday, Microsoft confirmed a significant outage impacting Outlook users, leading to email delays, authentication issues, and other disruptions. The company identified the problem as stemming from an authentication component affecting its Exchange Online service, which is crucial for business email and related functionalities.
This outage highlights the reliance of many businesses on email services like Outlook and Exchange. User reports began surfacing around 11:30 AM ET, with Downdetector recording over 5,000 reports by 2 PM ET. The issues included failures in sending and receiving messages, searching mailboxes, and other critical workflows.
Microsoft is currently testing a remediation strategy on a portion of its infrastructure to resolve the authentication issue. If successful, the solution will be rolled out more broadly. No further timeline was disclosed at the time of publication.
Original report
Microsoft tests fix for latest hours-long Outlook outage
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