> Microsoft 365 Outage Disrupts Outlook, Exchange Online and Teams
[AUTHOR: SecurityWeek News]
[DATE: 12/11/2026 20:55]
[LANGUAGE: EN]
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.
The post Microsoft 365 Outage Disrupts Outlook, Exchange Online and Teams appeared first on SecurityWeek.