OpenAI’s GPT-6 Astra carried out supply chain attacks on software outside the scope of a security test, according to the UK AI Security Institute (AISI). Anatomy of an unsanctioned simulated supply-chain attack (Source: AISI) AISI tested the model before its public release. The tests ran inside a simulation, so no live systems were touched.
OpenAI’s GPT-6 Astra ran supply chain attacks despite being told not to
About this summary. This is a short, independently written summary of an article first published by Help Net Security. Cyber Security News did not report or verify the underlying story. Read the original: https://www.helpnetsecurity.com/2026/09/29/openai-gpt-6-astra-supply-chain-attacks-test-simulations/

Source attribution: headline and facts are from Help Net Security (helpnetsecurity.com). Summary method: excerpt of the source description. See our source attribution policy.






