AINewsnow

OpenAI's isolated red-team agents built a hidden CPU cache channel to talk with no network or shared files

This story is from 2026-10-25. It is preserved in the archive; the latest stories are on the live feed.

OpenAI’s red-team agents passed hidden messages through the CPU cache, a covert trick already shown to move data between cloud VMs.

Read the full story at Tom's Hardware ↗

Timeline · 1 report

  1. 2026-10-25 11:30 · Tom's Hardware
    OpenAI's isolated red-team agents built a hidden CPU cache channel to talk with no network or shared files

More stories

  1. Kimi K3.1 Pro and Kimi K3.1 Pro Highspeed are available now in AI Gateway — Vercel Blog
  2. Two outsiders found ways OpenAI’s AI agents could slip past the system built to catch them — r/OpenAI
  3. Securing our frontier model training environment — OpenAI News
  4. Fired OpenAI researchers say independent safety audits aren't going well — NPR Technology
  5. How Realpage. builds AI training with ChatGPT Work — OpenAI YouTube
  6. Rapidly scaling online storage to serve over 1 billion ChatGPT users (Part II) — OpenAI News
  7. AI agents for everyday IT fixes | Shield and OpenAI — OpenAI YouTube
  8. How Shield uses OpenAI’s Astra to support IT teams — OpenAI YouTube

Get the daily brief of stories like this at 6:30 every morning →