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

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

You didn't have plans, did you? Microsoft has released an out-of-band update to patch a critical vulnerability in Windows ...

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

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 ...

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

Security researchers are warning that cyber threat actors are abusing a critical vulnerability in Microsoft Windows Server ...

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

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