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

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...

Is Microsoft Defender slowing down your PC? Is Microsoft Defender Good Enough? Here's all you need to know! Windows 11: Defender is now much more effective against ransomware. Microsoft has announced ...

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

Windows Defender is a crucial security tool designed to protect your system from harmful files and malware in Windows 11/10. However, dealing with it can sometimes be frustrating, as it mistakenly ...

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 ...

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