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

A security researcher has published a working exploit for a Microsoft Defender security flaw that affects Windows 10, 11, and ...

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

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 ...

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

Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...

PCWorld examines whether Windows 11’s built-in Microsoft Defender Antivirus and security suite provide adequate protection for everyday users without third-party software. Windows 11 includes ...