Over the weekend, security researcher Abdelhamid Naceri (also known as Nightmare Eclipse) released another Microsoft Defender zero-day exploit that blocks antivirus updates.

Want to know how to disable Windows Defender in Windows 11? In this step-by-step tutorial, I’ll show you how to turn off Microsoft Defender Antivirus and manage Windows Security settings on your ...

Hackers abuse Microsoft Defender exclusions to hide malware from scans, sheltering malicious files and evading detection.

Smart App Control is a security feature in Windows 11 designed to help protect your computer from potentially dangerous or ...

Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates.

ShieldCrash claims Microsoft Defender remains vulnerable to arbitrary file reads with SYSTEM privileges, despite the CVE-2026-69414 fix.

The anonymous researcher released a new proof-of-concept exploit called ShieldCrash, claiming it bypasses Microsoft's patch for the ShieldBreak Defender vulnerability – the latest in a string of ...

Hello. This is Matsumoto from ZERO INITS.With the end of support for Windows 10 (October 2025) approaching, many companies ...

So, you can understand my frustration when VLC started misbehaving around a month ago. Whenever I launched a video, the media ...

Microsoft Defender Antivirus allows administrators to create exclusions so that specific files, folders, processes, or IP ...

BigDiskBuster is a new Microsoft Defender zero-day that can block platform and signature updates across supported Windows versions.