Microsoft Security Blog

Meet the minds behind how Microsoft prioritizes cybersecurity across every team and employee. Three deputy chief information security officers share their experiences in cybersecurity and how they are redefining protection. The post Meet the Deputy CISOs who help shape Microsoft’s approach to cybersecurity: Part 2 appeared first on Microsoft Security Blog.

In 2024 alone, scammers drained the global economy of more than $1.03 trillion. Together, Microsoft and the other members of GASA hope to stem these losses going forward. The post Microsoft partners with Global Anti-Scam Alliance to fight cybercrime appeared first on Microsoft Security Blog.

Microsoft uncovered a vulnerability in macOS that could allow specially crafted codes to escape the App Sandbox and run unrestricted on the system. We shared our findings with Apple and a fix was released for this vulnerability, now identified as CVE-2025-31191. We encourage macOS users to apply security updates as soon as possible. The post Analyzing CVE-2025-31191: A macOS security-scoped bookmarks-based sandbox escape appeared first on Microsoft Security Blog.

Celebrate World Passkey Day with Microsoft! Join us in embracing passkeys for secure, passwordless sign-ins. Learn more about our commitment to a safer digital future. The post Pushing passkeys forward: Microsoft’s latest updates for simpler, safer sign-ins appeared first on Microsoft Security Blog.

At Microsoft Build 2025, we’re bringing together security engineers, researchers, and developers to share practical tips and modern best practices to help you ship secure code faster. The post 14 secure coding tips: Learn from the experts at Microsoft Build appeared first on Microsoft Security Blog.