Microsoft released an update to blacklist an SSL certificate for one of its domain names that was issued to an unauthorized third party. The improperly issued certificate could be used to spoof ...

An Iranian hacker going by the name of 'Comodohacker' claims that Windows PCs are vulnerable to attack from malware-loaded updates digitally signed with stolen certificates. 'Comodohacker' makes the ...

Microsoft says the April 2025 security updates are causing authentication issues on some Windows Server 2025 domain controllers. The list of impacted platforms includes Windows Server 2016, Windows ...