GIGAZINE

Microsoft has revoked over 1,000 certificates that allowed malware to be mistaken for 'legitimate software.'

On May 19, 2026, Microsoft announced that it had revoked over 1,000 code signing certificates issued by the attack group 'Fox Tempest,' which operated a 'malware signing service' that made malware ...
Hosted on MSN

Key trusted Microsoft platform exploited to enable malware, experts warn

Trusted Signing, a Microsoft certificate-signing service, is being abused by criminals, researchers are saying The criminals are signing malware with short-lived, three-day certificates Microsoft is ...
Bleeping Computer

ConnectWise rotating code signing certificates over security concerns

ConnectWise is warning customers that it is rotating the digital code signing certificates used to sign ScreenConnect, ConnectWise Automate, and ConnectWise RMM executables over security concerns.
TechRepublic

Microsoft Disrupts Malware-Signing Service Used by Ransomware Gangs

Microsoft disrupted Fox Tempest, a malware-signing service accused of abusing Azure certificates to disguise ransomware and malware as trusted software. Microsoft says it disrupted a malware-signing ...