The second zero-day Windows exploit dropped by Chaotic Eclipse is named GreenPlasma and allows attackers to elevate their ...

Yesterday was May’s Patch Tuesday, meaning Microsoft released new updates that addressed 120 security vulnerabilities. In ...

If you bought your PC in the last two years, you’re likely already running new certificates. You can check in your Windows ...

Microsoft has unveiled a new AI-driven vulnerability discovery system that identified 16 previously unknown Windows ...

Hackers have broken into at least one organization using Windows vulnerabilities published online by a disgruntled security researcher over the last two weeks, according to a cybersecurity firm. On ...

Today is Microsoft's May 2026 Patch Tuesday, with security updates for 120 flaws and no zero-days disclosed this month.

Update on June 2, 2025: Microsoft recently released update KB5062170, an out-of-band hotfix for the previously released May update for Windows 11 23H2 and 22H2 that’s been wreaking havoc for some ...

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

Update, April 30, 2025: This story, originally published April 28, has been updated with further information regarding the hotpatching security update service for Windows Server 2025 users, as well as ...

Microsoft has corrected two August 2025 Patch Tuesday bugs that blocked Windows 11 upgrades and broke reset and recovery ...

Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why ...