The Microsoft Defender Security Research Team has confirmed that a pervasive new authentication code attack is compromising hundreds of organizations daily.

A global phishing campaign targeting Microsoft 365 bypasses security codes using a legitimate login feature, impacting ...

Hundreds of organizations have been compromised daily by a Microsoft device-code phishing campaign that uses AI and automation at nearly every stage of the attack chain to ultimately snoop through ...

Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities.

Overview On April 15, NSFOCUS CERT detected that Microsoft released the April Security Update patch, fixing 165 security issues involving Windows, Microsoft Office, Microsoft SQL Server, Microsoft ...

Microsoft fixes 167 bugs in April Patch Tuesday, including critical and zero-day vulnerabilities affecting Windows and Office ...

As security researchers warn about a dangerous Microsoft Windows update that isn’t legitimate, users must pay close attention ...

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

Microsoft released security patches for 31 vulnerabilities across Windows, Office, and Azure, including two actively exploited zero-day flaws. PCWorld reports that critical vulnerabilities affect ...

Today is Microsoft's January 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. This Patch Tuesday also ...

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

Confused by a Microsoft error code? Learn about system, update, HTTP, and Azure-related codes, what they mean, and how to fix ...