Microsoft investigates an Exchange admin center outage affecting some admins with internal server errors as a rollback begins to restore access.

Microsoft has released emergency out-of-band security updates to patch a high-severity Microsoft Office zero-day vulnerability exploited in attacks. The security feature bypass vulnerability, tracked ...

Microsoft is investigating an ongoing Outlook.com outage that is causing intermittent signing issues and preventing customers from accessing their mailboxes. Since the incident started over three ...