Recently leaked Windows zero-days now exploited in attacks

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

Caught, Quarantined, Re-installed: RedSun turns Microsoft Defender on itself

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

Best Antivirus Software for Windows PCs in 2026

Discover the highest ranked antivirus programs for Windows 10 and 11. See whether you need to save or splurge to protect your ...

Researchers warn Microsoft Defender vulnerability is already being exploited

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

Hackers are abusing unpatched Windows security flaws to hack into organizations

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

This Week In Security: Docker Auth, Windows Tools, And A Very Full Patch Tuesday

CVE-2026-34040 lets attackers bypass some Docker authentication plugins by allowing an empty request body. Present since 2024, this bug was caused by a previous fix to the auth workflow. In the ...

Microsoft experts warn North Korean attackers are targeting macOS users

A Lazarus spinoff is stirring trouble among companies, stealing crypto through fake jobs, Microsoft warns.