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.

The feud between "NightmareEclipse" and Microsoft continues to hold unpleasant surprises for the Windows ecosystem. The disgruntled security researcher, who accused Redmond of hiding a pernicious ...

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

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

Microsoft on Wednesday morning issued an emergency update to its Microsoft Malware Protection Engine, closing CVE-2026-50656 — the Windows Defender privilege-escalation flaw known as RoguePlanet — 29 ...

Some users are reporting that their hard drive partition is showing the Full repair needed status message in Windows 11 Settings. This issue is usually associated ...

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

Hackers are using fake Steam troubleshooting replies and PowerShell commands to install XMRig miners on Windows PCs.

LG has agreed to disable the McAfee popup in its Monitor App Installer, Microsoft's Pavan Davuluri confirms, after weeks of ...

Bitdefender is a full-on security suite, though antivirus remains at its heart. Protection against malware is crucial, and it ...

All the antivirus apps here were installed on a Windows 11 PC updated to the latest version and with all security patches ...