US and allied cyber agencies team up to try to nudge users to pay more attention to securing Microsoft Exchange Server.

Microsoft has released an emergency out-of-band security update for Windows Server to address a probable remote code ...

An out-of-band (OOB) security update that patches an actively exploited Windows Server Update Service (WSUS) vulnerability has broken hotpatching on some Windows Server 2025 devices.

Apparently not. One particular security flaw in Windows has not only existed for over eight years, but has been actively ...

The searchable timeline for Windows — dubbed a “privacy nightmare” when announced in May — is due to launch for Windows Insider members in October. These are the steps you should take before passing ...

Researchers say hackers could be gathering intelligence for future attacks, and authorities warn users to apply patches and ...

Microsoft has released a security update to address a critical remote code execution vulnerability impacting multiple versions of Windows Server Update Services that was not fully eradicated by a ...

Microsoft says the ESU program is "not intended as a long-term solution but rather as a temporary bridge to stay secure while one migrates to a newer, supported platform."  Windows security ...

The NSA, CISA, Australia's Cyber Security Centre, and Canada's Cyber Centre jointly released comprehensive security practices for Exchange hardening.

The company says it is actively working on improving its new update naming scheme for Windows 11 after pushback from users.