OpenAI has unveiled a significant upgrade to its Trusted Access for Cyber platform, leveraging the power of its GPT-5.5 and GPT-5.5-Cyber models. This move aims to empower verified cybersecurity professionals to accelerate their vulnerability research and safeguard critical infrastructure from potential threats. By integrating these advanced AI models, OpenAI is providing defenders with a more robust toolset to combat emerging cyber threats and protect sensitive systems.