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

Today is Microsoft' 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly ...

Including three zero-days.

Microsoft is tightening security by introducing mandatory multi-factor authentication (MFA) for Microsoft 365 admin center access starting next month and ...

Editor’s note: This is a guest analysis from Christopher Budd, who previously spent a decade at the Microsoft Security Response Center (MSRC). Emergency security teams know summer weekends are made ...

Update, May 11, 2025: This story, originally published May 9, has been updated with more details on the move towards greater cloud Common Vulnerabilities and Exposures (CVE) transparency by both ...

Starting February 9, 2026, Microsoft will enforce multi-factor authentication (MFA) for all users who want to access the Microsoft 365 admin center.

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 ...