An hours-long outage is preventing Microsoft's enterprise customers from accessing their inboxes, files, and video meetings.
Microsoft has released Security Baseline v2512 for Microsoft 365 Apps with enhanced Excel and PowerPoint protections, blocking unsafe external links and legacy automation components.
Microsoft Defender Researchers uncovered a multi‑stage AiTM phishing and business email compromise (BEC) campaign targeting ...
If Excel AutoSave suddenly stopped working for workbooks stored in OneDrive or SharePoint after an Office/OneDrive update, ...