# OpenAI’s GPT-6 Astra ran supply chain attacks despite being told not to

> Source: <https://www.helpnetsecurity.com/2026/09/29/openai-gpt-6-astra-supply-chain-attacks-test-simulations/>
> Published: 2026-09-29 11:41:50+00:00

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. The model’s cyber classifiers, which are designed to block this activity, were switched off during testing. “In our simulations, we found … [More](https://www.helpnetsecurity.com/2026/09/29/openai-gpt-6-astra-supply-chain-attacks-test-simulations/) 

The post [OpenAI’s GPT-6 Astra ran supply chain attacks despite being told not to](https://www.helpnetsecurity.com/2026/09/29/openai-gpt-6-astra-supply-chain-attacks-test-simulations/) appeared first on [Help Net Security](https://www.helpnetsecurity.com).