OpenAI has unveiled GPT-5.4-Cyber, a specialized variant of its newest AI model designed exclusively for defensive cybersecurity. The launch accompanies a major expansion of the Trusted Access for Cyber (TAC) program. This controlled initiative provides verified security professionals with advanced AI tools to counter modern, AI-driven cyber threats. Equipping Defenders with Advanced AI As threat […] The post OpenAI Launches GPT-5.4-Cyber with Reverse Engineering and Malware Analysis Features appeared first on Cyber Security News.