For most people using a supported and fully updated Windows 11 computer, yes: Microsoft Defender Antivirus and the other protections inside Windows Security are sufficient as the primary antivirus.

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, ...

A hands-on Windows 11 experiment finds that most ancient malware is harmless, but some decades-old threats can still slip past Defender.

A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows ...

Storm-2945, a sub-cluster of the Russian threat actor Midnight Blizzard, has been observed compromising the sign-in portals ...

Looking for the best antivirus for Windows 11? Check out our top picks to protect your device as well as your system and ...

Scan and clean your PC with the Windows Malicious Software Removal Tool. Learn how to run it, check results, and remove ...

HollowFrame and Matryoshka use DLL side-loading and GitHub C2 to gain a persistent foothold on two law firm endpoints.

In this post, we will show you how to exclude programs, files, and folders from scanning in McAfee, Kaspersky, Norton Avast, AVG, Bitdefender, Malwarebytes, etc. antivirus scans in Windows 11/10. When ...

Windows Defender is the default anti-virus and malware program in Windows 10, and for most users, it’s all they’ll ever need since it works great! However, some users might want to continue using ...

Microsoft has released a security patch to address a Defender zero-day vulnerability known as "RoguePlanet," disclosed after the June 2026 Patch Tuesday. The flaw (tracked as CVE-2026-50656) was ...

Steam discussion forums are being abused in ClickFix attacks that pretend to be fixes for game and computer problems but ...