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Lazarus Used Post-Quantum Key Exchange to Deliver Zero-Day

Lazarus used a post-quantum key exchange to shield delivery of a Windows zero-day exploit, adding stealth to its campaign.

North Korean Lazarus Group malware used a post-quantum key exchange to protect the delivery of a Windows zero-day exploit. The technique adds a layer of stealth to the campaign's initial access, complicating detection and traffic inspection. It signals growing APT adoption of post-quantum cryptography in offensive operations.

Infosecurity Magazine · Aug 12, 2026Threat actor in the wild