Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...

In a blog post, Microsoft says Defender is enough for most Windows 11 users. No extra antivirus needed if you keep defaults ...

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...

Microsoft explains if Windows 11 needs third-party antivirus in 2026 as Defender matches top tools and AI-driven threats ...

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

Windows 11 users may not need third-party antivirus, according to Microsoft, which says Defender delivers strong default protection for everyday use.

Windows 11 security is now complete, with Defender replacing third-party antivirus through built-in real-time and behavioral ...

A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, ...

The zero-day vulnerabilities in Windows Defender named BlueHammer, RedSun, and UnDefend are apparently being attacked.

Microsoft releases new Windows Defender update packages very frequently to protect against various newly discovered malware. Once a while every three months or so, the company also pushes out these ...

The Huntress SOC is observing the use of Nightmare-Eclipse's BlueHammer, RedSun, and UnDefend exploitation techniques. Investigation by: @wbmmfq, @Curity4201, + @_JohnHammond 🧵👇 ...

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...