A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows ...

Microsoft Defender RoguePlanet vulnerability has been patched after a zero-day flaw was disclosed following the June 2026 ...

Microsoft Patches RoguePlanet Defender Flaw That Can Grant SYSTEM Privileges | Read more hacking news on The Hacker News ...

Microsoft has pulled a recent Microsoft Defender update that was supposed to fix a known issue triggering persistent restart alerts and Windows Security warnings that Local Security Authority (LSA) ...

In a confusing mess, a recent Microsoft Defender update rolled out a new security feature called 'Kernel-mode Hardware-enforced Stack Protection,' while removing the LSA protection feature.

Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too.

Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ransomware protection, VPN limits, ...