Attackers Use Fake Passkey Updates to Hijack Microsoft 365 Accounts
Microsoft has warned about an active social engineering campaign where attackers impersonate corporate IT help desks to steal credentials, session tokens, and more.
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Microsoft Fixes Bug In Classic Outlook That Removed Copilot Buttons
Microsoft has fixed a bug that caused Copilot to disappear for some users.
Read More73 GitHub Repos Pulled Because Of Potential Malware Amid Supply-Chain Attack
Microsoft temporarily removed 73 GitHub repositories on June 5th, 2026.
Read MoreThree Windows Zero-Days
Three Windows vulnerabilities have been recently discovered – BlueHammer, RedSun, and UnDefend.
Read MoreMicrosoft Halts Forced Copilot Installs
Microsoft has temporarily stopped the planned automatic installation of the Copilot app on Windows devices with 365 desktop apps. Existing installs remain in place, and admins can still deploy the app manually.
Read MoreWindows 11 January Update: PCs Can’t Shut Down
A January 2026 Windows 11 update (KB5073455) is causing some Secure Launch enabled Enterprise and IoT devices to restart instead of shutting down or hibernating. A similar update causes Outlook to freeze as well.
Read MoreWindows 11 Updates Hides Password Sign In Option
Recent Windows 11 updates hide the password icon on the lock screen, but Microsoft says users can still log in by clicking the invisible button where the icon should be.
Read MoreMicrosoft Teams Flaws Allowed Message Spoofing And Executive Impersonation
Four now-patched Microsoft Teams vulnerabilities let attackers spoof executives, edit messages without the edit tag, and forge caller identities.
Read MoreMicrosoft Patches 9.9-Rated ASP.NET Core Request-Smuggling Flaw
Microsoft fixed CVE-2025-55315, a Kestrel request-smuggling bug rated 9.9 (Critical). Updates for ASP.NET Core and Visual Studio are available; admins should patch and restart affected apps.
Read MoreWindows 10 Support Ends October 14, What Can I Do?
Windows 10 support ends October 14, 2025. One extra year of security updates is available via ESU.
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