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

Microsoft updates Defender in Windows install media to block threats during setup and close early security gaps.

Microsoft will block legacy drivers in Windows 11 starting April 2026, enforcing WHCP signing to improve security and system stability.

Some Windows 11 users are running into a problem with Microsoft Defender. Reports from ITHome say Win 11 24H2 users noticed their virus definitions haven’t updated for a while Protect your data on ...

One of Defender’s bigger advantages is that it’s built directly into Windows. There’s nothing to install and nothing extra to ...

Support for Windows 10 has ended, putting your system at risk. You don't have to upgrade—here's how to stay protected.