OpenAI has announced a new initiative aimed at strengthening digital defenses while managing the risks that come with capable artificial intelligence systems. The effort, called Trusted Access for Cyber, is part of a broader strategy to enhance baseline protection for all users while selectively expanding access to advanced cybersecurity capabilities for vetted defenders.  

The initiative centers on the use of frontier models such as GPT-5.3-Codex, which OpenAI identifies as its most cyber-capable reasoning model to date, and tools available through ChatGPT.  What is Trusted Access for Cyber?  Over the past several years, AI systems have evolved rapidly. Models that once assisted with simpl...