Microsoft forced to issue an emergency patch to fix an Office zero-day being actively exploited.

Overview On January 14, NSFOCUS CERT detected that Microsoft released the January Security Update patch, which fixed 112 security issues involving widely used products such as Windows, Microsoft ...

Microsoft has patched 112 vulnerabilities in January 2026, including CVE-2026-20805, a Desktop Window Manager zero-day that ...

Including three zero-days.

Microsoft has released Security Baseline v2512 for Microsoft 365 Apps with enhanced Excel and PowerPoint protections, blocking unsafe external links and legacy automation components.

Today is Microsoft's July 2025 Patch Tuesday, which includes security updates for 137 flaws, including one publicly disclosed zero-day vulnerability in Microsoft SQL Server. This Patch Tuesday also ...

Today is Microsoft's December 2025 Patch Tuesday, which fixes 57 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. This Patch Tuesday also addresses three ...

See how three organizations strengthen security and accelerate AI innovation with Microsoft’s family of security products.

‘We’re going through this transformation where [Sentinel is] and will always be a SIEM, but now it's a broader security platform,’ a Microsoft executive tells CRN. Microsoft is unveiling an array of ...

Congratulations to the winners of the 2026 Microsoft Security Excellence Awards that recognize the innovative defenders who ...