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

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 good news for administrators: while some organizations now pay for security updates on older Windows versions, the inconsistent quality remains free.… The company has confirmed that ...

Windows users are, understandably, given the size of the operating system market share, a prime target for attackers of all kinds, from nation-state espionage actors to hackers and scammers. Windows ...

Microsoft has confirmed a new issue causing newly introduced Windows security warnings to display incorrectly when opening ...

A researcher known as "Chaotic Eclipse" has published a proof-of-concept exploit for a second Microsoft Defender zero-day, dubbed "RedSun," in the past two weeks, protesting how the company works with ...

CISA is warning about ongoing exploitation of a 2008 bug in multiple versions of Excel.

‘This ecosystem is mature, professional enough to let you put the customer first,’ Microsoft CVP David Weston says. Upcoming limited access to a Windows endpoint security platform for third-party ...

As cyber threats become more advanced and persistent, organizations must go beyond basic security measures to protect their ...

RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...

Microsoft is introducing an important change to Windows updates, marking the first major shift in this area in more than 15 ...