Global Microsoft outage brings down Teams, Office 365 and Outlook

Microsoft says a recent update has affected the processing of authentication requests, making cloud-based services inaccessible

Microsoft has said it is investigating an outage that brought down Microsoft's cloud-based office services including the meetings software, Teams, worldwide.

Microsoft reported issues with authentication for its cloud services at around 9.25pm UTC, meaning people were having issues logging into the online services Teams, Outlook and Office.