OpenAI expands Trusted Access for Cyber program with new GPT 5.4 Cyber model

OpenAI is expanding its Trusted Access for Cyber program to thousands of individuals and organizations, introducing GPT 5.4 Cyber, a cybersecurity-optimized model. The program aims to enhance accessibility to advanced security tools while enforcing strict verification to prevent misuse, contrasting with Anthropic's Project Glasswing and Claude Mythos.