Microsoft confirmed on April 22, 2026, that it will integrate Anthropic’s Claude Mythos into its security development workflow, a move that places an outside AI system at the heart of defenses ...

Microsoft has released out-of-band (OOB) security updates to patch a critical ASP.NET Core privilege escalation vulnerability ...

Microsoft released an emergency patch for its ASP.NET Core to fix a high-severity vulnerability that allows unauthenticated ...

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...

Scammers built a convincing fake Windows update site that installs password-stealing malware. Learn how the multi-stage ...

The announcement follows Anthropic’s debut of its leading-edge Mythos model, which the company says has already found ...

Three Defender zero-days exploited since April 10, 2026, enabling privilege escalation and DoS, forcing isolation of affected ...

Microsoft says Windows 11’s built-in security is strong enough for most users, though power users and enterprises may still ...

Patching is not enough: applications embedding the insecure library will need to be rebuilt, and affected tokens and cookies ...

Microsoft released .NET 10.0.7 to fix critical CVE-2026-40372 vulnerability that could allow SYSTEM-level access and data ...

OpenAI and Microsoft announced expansion of cybersecurity AI partnership, sharing advanced models and defense expertise.

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...