The latest Microsoft Patch Tuesday rollout featured no zero-days. However, an angry hacker has just dropped two new 0-day exploits targeting Windows users.

Microsoft has introduced a new Windows 11 feature that alerts users if their Secure Boot certificates, essential for startup security, will expire in June 2026. The status is now visible in Windows ...

Microsoft is introducing clearer Secure Boot certificate alerts and a new indefinite update pause option in Windows 11. The security feature helps users identify and address expiring certificates ...

Microsoft fixed a Defender false positive that flagged legitimate DigiCert certificates as malware, disrupting Windows trust stores for some IT teams.

Microsoft has warned users of the Windows Server 2019 operating system that the most recent Patch Tuesday security update may fail, exposing them to the vulnerabilities it was meant to mitigate. An ...