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Cybersecurity

New BlackX UEFI Bootkit Bypasses Windows Secure Boot Even After Security Updates

CyberPress ·

A UEFI bootkit used against diplomatic agencies in Tajikistan, Uzbekistan, and Turkmenistan. The malware bypassed Windows Secure Boot on fully patched systems because a required certificate revocation had not been activated. The campaign was identified in early 2026 and disclosed on October 22. Researchers linked the attacks to APT41 with medium confidence. BlackX closely resembles […] The post New BlackX UEFI Bootkit Bypasses Windows Secure Boot Even After Security Updates appeared first on Cyber Security News .

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