Microsoft wants Windows 11 owners to stop worrying about buying antivirus software. In statements reported by PCMag and ...

Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...

Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.

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

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

New PoC shows how Microsoft Defender can be tricked into rewriting malicious files into protected locations, enabling ...

Microsoft says its built-in Defender antivirus in Windows 11 offers sufficient protection for most users, citing deep OS ...

To address this, Microsoft has invested significant effort into Microsoft Defender (formerly Windows Defender), the antivirus ...

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

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...

Microsoft’s April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company’s largest ...

The Microsoft Defender Security Research Team has confirmed that a pervasive new authentication code attack is compromising hundreds of organizations daily.