
OpenAI Expands Daybreak Initiative with GPT-5.5-Cyber to Accelerate Global Vulnerability Remediation
As cyber threats continue to evolve and software vulnerabilities emerge at an unprecedented pace, OpenAI has unveiled a major expansion of its Daybreak cybersecurity initiative, introducing the full version of GPT-5.5-Cyber alongside new partnerships and security-focused tools designed to help organizations identify, validate, and remediate vulnerabilities more efficiently. The announcement



















































