Microsoft dismantles Fox Tempest malware‑signing service enabling ransomware
Microsoft’s Digital Crimes Unit disrupted Fox Tempest, a malware-signing-as-a-service that abused Azure Artifact Signing to issue over 1,000 fraudulent code‑signing certificates, facilitating ransomware groups like Rhysida. The takedown revokes the certificates and disrupts infrastructure, mitigating widespread attacks across sectors.