This is the latest zero-day released by security researcher Nightmare Eclipse, despite Microsoft publicly threatening to take legal action against them.

Microsoft’s August Patch Tuesday fixes about 400 security flaws, including an actively exploited Windows zero-day and multiple 9.8-rated RCE bugs.

Microsoft’s legal threats clearly didn’t scare off security researcher Nightmare Eclipse. Just weeks after the company warned it might pursue researchers who release undisclosed bugs outside its ...

Bitdefender warns of phishing attacks targeting hotels with fake guest requests and Booking.com messages designed to deliver malware.

A routine security step has become a doorway for cybercriminals. Here’s how the fake-CAPTCHA scam works, why it catches ...

Is Outlook down again? As the outage stretches into the afternoon, the global community waits for a formal update from Microsoft regarding the Hotmail outage. Is Outlook Down Right Now? Outlook login ...

Microsoft's August 2026 Patch Tuesday security update addresses 42 critical vulnerabilities across Windows, Office, and Exchange Server.

Microsoft has released Windows 10 KB5120249 Extended Security Updates for versions 22H2 and 21H2 to fix security vulnerabilities and bugs.

Microsoft has released Windows 11 KB5121003 and KB5120240 cumulative updates for versions 25H2/24H2 and 23H2 to fix security ...

The 'ShieldBreak' flaw can let an attacker use Windows Defender to escalate their privileges on the OS. Microsoft previously threatened legal action against the researcher, Nightmare Eclipse.