OpenAI's Daybreak Security Initiative

OpenAI launches Daybreak, a suite of security tools including Codex Security and GPT-5.5-Cyber, designed to help organizations detect, validate, and patch vulnerabilities at scale.

One continuously updated timeline instead of dozens of separate articles. New developments are appended as the story evolves.

1. AnnouncementJun 22, 2026, 10:00 AM 88%

   OpenAI launches Daybreak, a suite of AI security tools including Codex Security and GPT-5.5-Cyber.

   OpenAI launches Daybreak, a suite of security tools including Codex Security and GPT-5.5-Cyber, designed to help organizations detect, validate, and patch vulnerabilities at scale.

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