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 ...

Microsoft has released fixes for a set of flawed January 2026 security updates that caused authentication and power ...

The patches are available for Windows client versions 10, 11 23H2, 11 24H2, 11 25H2, and Windows Server 2019, 2022, and 2025.

Overview On January 14, NSFOCUS CERT detected that Microsoft released the January Security Update patch, which fixed 112 security issues involving widely used products such as Windows, Microsoft ...

Microsoft has released an emergency out-of-band (OOB) update for Windows Server 2019 that fixes numerous critical bugs introduced during the January 2022 Patch Tuesday. Soon after Windows Server ...

Windows Server issues aren't entirely uncommon, but they can often be a major headache as they affect enterprise customers. In June, we reported that the Patch Tuesday update had broken the DHCP ...

Microsoft rolls out new Kerberos protections to block RC4 encryption, with enforcement mode becoming mandatory for domain ...