Dev measures app security in "minutes until GLM5.3 breaks the sandbox" — now up to 20
lucasmeijer · x · 2026-10-06
A developer shares a novel security metric: how many minutes GLM5.3 takes to break out of his app's sandbox. Starting at 2 minutes, he's now up to 20 — by giving the model access to his source code and git commit history containing fixes for previous breakout attempts, hardening the sandbox against real attacks iteratively.
Related event: Developer Measures App Security by Minutes GLM Takes to Escape Sandbox(2 posts)→
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