Cryptographer Matthew Green: society's dependence on closed cloud models means one misconfiguration takes them all out
matthew_d_green · x · 2026-09-04
Johns Hopkins cryptographer Matthew Green used the simultaneous OpenAI/Anthropic/xAI outages to make a pointed argument: America is making society dependent on a handful of closed-source models running in the cloud, and a single network misconfiguration could take them all down. He adds that a real cyberattack would likely also knock out X/Bluesky and Signal, leaving security professionals without communication channels — "I guess Mastodon?"
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