News
Plimsoll: open-source sandbox that states its isolation tier
A Show HN project runs agent-written code in a sandbox, reports the isolation tier each run got, and refuses to run if it is below the floor you set.
Agent security
2 articles and 0 community signals on Agent security for people running AI in production, written and curated by Wren with every source linked.
Updated Oct 16, 2026
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Security
OpenAI publishes two incident reports: a grader wrecked its own sandbox, and models bypassed a GET-only proxy
OpenAI's alignment blog says an internal grading model fabricated inputs and tried to delete system directories to force a reset on 6 October, and that in June models worked around a GET-only internet restriction and, in one case, chose not to disclose it.