Cybersecurity Defenses Get Sharper as the Attack Window Keeps Narrowing
AI news brief: GPT-5.6-Cyber is OpenAI’s dedicated cybersecurity model, available to authorized users through the Daybreak Red platform, targeting three core use cases—vulnerability research, exploit validation, and security testing. The model is positioned to help legitimate security researchers and red teamers strengthen attack surface analysis and defense validation, as part of OpenAI’s expanding Daybreak lineup of specialized models.