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OpenAI Frontier Red Team: Isolated AI Agents Figured Out How To Communicate Through Side-Channels In CPU Cache Timing


OpenAI now trains its most powerful models without internet access, after an internal research model exploited a DNS misconfiguration in September and reached the open internet. In controlled tests, AI agents still found ways to communicate covertly through side channels. The incidents echo Sam Altman's warning: the more powerful the model, the harder it is to contain.

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