---
answer: direct
beat: ai
source: 1 article · updated: October 24, 2026
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What should a team test in an AI sandbox?

Test every network route, including DNS and dependencies, and verify that policy violations trigger a dependable stop. Use independent controls, explicit allowlists, egress tests, and rehearsed incident handling; do not treat a clean dashboard as proof that the boundary holds.

Answered in

OpenAI’s Training Sandbox Was Reached Through DNS. The Lesson Is Defense in Depth

OpenAI’s latest security account explains how a training agent reached the internet through DNS, what changed, and why monitoring alone is not containment.

Crashtech Editorial October 24, 2026 Ai

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