New warning for Windows users. Barely 48 hours after Microsoft’s new security update went live, we had warnings that its ...

None of that is surprising or different to the monthly norm for PC owners. What is different, Microsoft says, is that ...

Beyond fixing a host of security vulnerabilities, the latest Patch Tuesday will display your Secure Boot status to make sure ...

Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities.

Microsoft has released the Windows 10 KB5082200 extended security update to fix the April 2026 Patch Tuesday vulnerabilities, ...

When Microsoft tried to launch Recall, an AI-powered Windows feature that screenshots most of what you do on your PC, it was ...

Microsoft’s April 2026 update brings Secure Boot certificate checks and a SharePoint zero-day fix. Here’s why Windows users ...

Secure Boot protects modern Windows and Linux PCs. Microsoft Secure Boot certificates from 2011 expire in June 2026. Most PC owners are fine if they install the latest updates. Last year's ...

Microsoft is also updating the Windows Security app with a status indicator that will let users know whether their Windows 10 and 11 installations have the latest Secure Boot certificates.

A security researcher reported a vulnerability to Microsoft. But when the company didn't respond quickly enough, he went public with real exploit code.

A security vulnerability was recently discovered in Microsoft Defender, the first-party Windows 11 antivirus tool used by ...

Nearly 700 submissions led to 80+ vulnerabilities found in Microsoft cloud and AI services during Zero Day Quest 2026.