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

A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...

As security researchers warn about a dangerous Microsoft Windows update that isn’t legitimate, users must pay close attention ...

Windows Security (formerly Windows Defender) is the built-in antivirus tool bundled with the operating system. It has saved ...

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

Microsoft has released Windows 11 KB5083769 and KB5082052 cumulative updates for versions 25H2/24H2 and 23H2 to fix security ...

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 ...

Secure Boot Certificates are set to expire soon. This guide shows how to check and update them and covers a roadmap for ...

Microsoft rolls out April 2026 Patch Tuesday update KB5083769 for Windows 11, adding security fixes, improved networking, and ...

The BlueHammer, RedSun and UnDefend flaws put all Windows users at risk since they turn the operating system’s antivirus ...

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...

I always want to make sure my new Windows PC is protected against security threats. Here are five things I do with that goal in mind.