Microsoft has released out-of-band (OOB) security updates to patch a critical-severity Windows Server Update Service (WSUS) ...

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.

Microsoft confirms Kerberos and NTLM login failures in Windows 11 24H2, 25H2, and Server 2025 due to duplicate SIDs after ...

The Cybersecurity and Infrastructure Security Agency issued updated guidance on a critical vulnerability in Windows Server ...

Microsoft has issued an emergency Windows server security patch to fix a critical severity flaw apparently abused in the wild ...

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

Microsoft released out-of-band updates to patch the WSUS vulnerability CVE-2025-59287 and exploitation of the flaw was seen just hours later.

Two Windows vulnerabilities—one a zero-day that has been known to attackers since 2017 and the other a critical flaw that Microsoft initially tried and failed to patch recently—are under active ...

Microsoft halts KB5070881 after reports it broke Hotpatch on Windows Server 2025 while patching an actively exploited WSUS ...

Windows Server 2025 is currently vulnerable to a Remote Code Execution exploit and a patch for the issue doesn't seem to be ...

Since the August preview updates, network logins for cloned Windows installations with identical SIDs are experiencing issues ...

An SMTP server allows you to send, receive, and forward email messages between users. Learn how to configure SMTP server in ...