{
  "id": 14233,
  "url": "https://simonwillison.net/2026/Jul/28/anatomy-of-a-frontier-lab-agent-intrusion",
  "title": "Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the July 2026 Incident",
  "summary": "Anatomy of a Frontier Lab Agent Intrusion: A Technical Timeline of the July 2026 Incident Hugging Face just released this extremely detailed technical description of OpenAI's recent accidental cyberattack against their infrastructure . This attack was very sophisticated, and the resulting document doubles as a crash-course in modern adversarial security approaches. We're still waiting for more details from OpenAI on how their agent broke out of its sandbox. The package proxy that it found a zero",
  "authors": null,
  "category": "org",
  "topics": "agents-autonomy",
  "orgs": "openai,huggingface",
  "regions": null,
  "published_at": "2026-07-28T21:28:54.000Z",
  "fetched_at": "2026-07-29T05:10:12.205Z",
  "source_slug": "x-simon-willisons-weblog",
  "source_name": "Simon Willisons Weblog",
  "source_homepage": "https://simonwillison.net",
  "ethics_ai_record_url": "https://ethics.ai/record/14233",
  "original_url": "https://simonwillison.net/2026/Jul/28/anatomy-of-a-frontier-lab-agent-intrusion",
  "evidence_status": "source-only",
  "attribution": "via ethics.ai"
}