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The Hacker News 9 months ago

Microsoft Revokes 200 Fraudulent Certificates Used in Rhysida Ransomware Campaign

Microsoft on Thursday disclosed that it revoked more than 200 certificates used by a threat actor it tracks as Vanilla Tempest to fraudulently sign malicious binaries in ransomware attacks

More from The Hacker News 17 Oct 2025, 7:03 p.m. Backdoor Certificates Disclosure Microsoft Ransomware Threat Actor

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Microsoft Revokes 200 Fraudulent Certificates Used in Rhysida Ransomware Campaign