#DigiCert
DigiCert Breached via Weaponized Screensaver: Threat Actor Steals EV Code Signing Certificates to Spread Zhong Stealer
A sophisticated threat actor breached DigiCert's internal support environment in early April 2026 by tricking analysts into executing a disguised .scr malware file, ultimately obtaining EV Code Signing...
Microsoft Defender False Positive Quarantines DigiCert Root Certificates, Risks Breaking SSL Across Enterprise Networks
A faulty Microsoft Defender antimalware definition update incorrectly flagged two legitimate DigiCert root certificates as malware, automatically quarantining them from the Windows trust store on enterprise endpoints. The...