AI offense will move faster than defense, warns cryptographer Matthew Green

matthew_d_green · x · 2026-10-24

In a thread on AI's impact on cybersecurity, Matthew Green argues defense is too slow: hardening should have happened in April and July, yet bugs like php2shell went undiscovered until August with patches only landing in October. Attackers aren't locked into legacy patch cycles nor gated by closed models and safety guardrails, so he expects them to get creative fast while the doors are still open.

Related event: Matthew Green: It's a Patch Explosion, Not an AI Hacking Wave — and the Hardening Window Keeps Being Missed(12 posts)→

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