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

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 ...

Hackers have begun exploiting multiple Windows vulnerabilities after a security researcher publicly released working exploit ...

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

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

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

A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...

A security researcher known as Chaotic Eclipse recently disclosed a vulnerability dubbed "Red Sun" affecting Microsoft ...

Researcher “Chaotic Eclipse” discloses new Microsoft Defender zero‑day dubbed RedSun Flaw enables local privilege escalation ...

RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...