Microsoft 365 Outage Disrupts Outlook, Exchange Online and Teams
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Microsoft says failed server health checks disrupted Outlook and other Microsoft 365 services. The company is still investigating the cause and has disclosed no evidence of a cyberattack.
Excerpt from SecurityWeek
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SecurityWeek. (2026, November 12). Microsoft 365 Outage Disrupts Outlook, Exchange Online and Teams. SecurityWeek. https://www.securityweek.com/microsoft-365-outage-disrupts-outlook-exchange-online-and-teams/