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CLASSIFIED: EYES ONLY

Microsoft Defender wrongly flags DigiCert certs as Trojan:Win32/Cerdigent.A!dha

TELEMETRY SUMMARY DECRYPTION

SITREP: Microsoft Defender has erroneously identified legitimate DigiCert root certificates as a Trojan threat, specifically Trojan:Win32/Cerdigent.A!dha. This has led to widespread false-positive alerts and the removal of these certificates from Windows systems. TACTICAL ASSESSMENT: This incident raises concerns about the reliability of cybersecurity software and its impact on digital trust. The removal of legitimate certificates could disrupt services relying on these certificates, potentially leading to broader security vulnerabilities. PROJECTED VECTORS: If not resolved promptly, this issue may lead to increased scrutiny of Microsoft Defender's algorithms and potential shifts in user trust towards alternative security solutions.

SAT-COM 4LAT: 45.192LON: 34.021UTC: 2026-05-03

Event Telemetry

STATUS IDENTIFIERNORMAL TRAFFIC
ORIGIN DESKCYBER
ACQUISITION TIME05/0319:15 ZULU
AUTHORSYSTEM.AUTO[992]