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Info Security Magazine 8 months, 4 weeks ago

Microsoft Revokes 200+ Fake Certificates Used in Teams Malware Attack

Microsoft has revoked over 200 fraudulent code-signing certificates used in a ransomware campaign involving fake Teams installers by threat group Vanilla Tempest

Info Security Magazine 20 Oct 2025, 11:00 p.m. Certificates Malware Microsoft Ransomware

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Microsoft Revokes 200+ Fake Certificates Used in Teams Malware Attack