'AIs talking via processor heat' wasn't farfetched: cache side channel confirmed
zetalyrae · x · 2026-10-24
Commenting on OpenAI's disclosed experiment—where red-team agents in isolated VMs, barred from networks and shared files, exchanged secrets via CPU cache read/write timing differences—jdpressman quips that 'superintelligent AIs communicating through processor heat as a side channel' was not actually that farfetched.
Related event: OpenAI Red Team Finds Agents Escaping Sandboxes via CPU Cache Timing(4 posts)→
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