OpenAI Expands GPT-5.5-Cyber as AI Pushes Vulnerability Patching Into a New Era

[tl;dr sec] #334 – Thinkst’s Package Proxy, OpenAI Daybreak, AI Agents & Canaries

18 kits, a 37x spike in detections, and every major AiTM vendor adding it to their platform. Device code phishing has gone from espionage-grade to criminal commodity.  It’s easy to see why attackers are adopting it at scale: it bypasses passwords, MFA, and passkeys by targeting the authorization layer instead of the login flow.  Join Push Security’s VP of R&D Luke Jennings for live attacker-side demos and a breakdown of the kits and campaigns …

OpenAI Expands Daybreak with GPT-5.5-Cyber

OpenAI announced on June 22 the expansion of its Daybreak cyber-defense program, centered on automated patch generation and the full release of GPT-5.5-Cyber, a security-focused AI model. This article has been indexed from CyberMaterial Read the original article: OpenAI Expands Daybreak with GPT-5.5-Cyber The post OpenAI Expands Daybreak with GPT-5.5-Cyber appeared first on IT Security News.

OpenAI Says GPT-5.5-Cyber Leads Claude Mythos, Expands Daybreak-Initiative

OpenAI has expanded its Daybreak-initiative with GPT-5.5-Cyber, patching tools, and human review for verified defenders while claiming a CyberGym lead over Mythos 5 in tests. The post OpenAI Says GPT-5.5-Cyber Leads Claude Mythos, Expands Daybreak-Initiative appeared first on WinBuzzer.

OpenAI Issues 'GPT-5.5-Cyber', with Capabilities Similar to Mythos and Fable 5

New York OpenAI launched the full version of GPT-5.5-Cyber this week, a model designed to hunt down and patch software vulnerabilities, with capabilities similar to those of Anthropic’s Mythos and Fable 5. However, OpenAI’s cyber model never drew a ban. Researchers say the same vulnerability-hunting runs in GPT-5.5, Claude Opus, and other models. At the time of release, Anthropic said its capabilities were too dangerous to ship. It also spent th…

OpenAI Expands GPT-5.5-Cyber as AI Pushes Vulnerability Patching Into a New Era

OpenAI is expanding access to an improved version of GPT-5.5-Cyber, giving trusted defenders a more powerful AI model for finding, validating, and helping patch software vulnerabilities. The release is part of OpenAI’s Daybreak initiative and comes as AI is rapidly changing vulnerability research. The company says GPT-5.5-Cyber can analyze large codebases, identify security issues, validate findings in controlled environments, and generate patch…