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Xint Blog

Insights from the world's best offensive security researchers
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Working With DARPA to Secure Open Source Infrastructure: CVE-2026-31789

Working With DARPA to Secure Open Source Infrastructure: CVE-2026-31789

The story behind CVE-2026-31789 demonstrates how DARPA and Xint are accelerating AI cyber defenses
Hector Leano's avatar
May 04, 2026
CompetitionsNews Vulnerability ResearchOpen Source Projects
AI Cyber Challenge and Theori's RoboDuck

AI Cyber Challenge and Theori's RoboDuck

An introduction to DARPA's AI Cyber Challnge and Theori's third place cyber reasoning system
Hector Leano's avatar
Aug 08, 2025
CompetitionsAI for Security
Building Effective LLM Agents | AI Cyber Challenge

Building Effective LLM Agents | AI Cyber Challenge

How we learned to build effective LLM agents for hacking at DARPA's AI Cyber Challenge (AIxCC)
Hector Leano's avatar
Aug 08, 2025
AI for SecurityCompetitions
Working With DARPA to Secure Open Source Infrastructure: CVE-2026-31789

Working With DARPA to Secure Open Source Infrastructure: CVE-2026-31789

The story behind CVE-2026-31789 demonstrates how DARPA and Xint are accelerating AI cyber defenses
Hector Leano's avatar
May 04, 2026
CompetitionsNews Vulnerability ResearchOpen Source Projects
AI Cyber Challenge and Theori's RoboDuck

AI Cyber Challenge and Theori's RoboDuck

An introduction to DARPA's AI Cyber Challnge and Theori's third place cyber reasoning system
Hector Leano's avatar
Aug 08, 2025
CompetitionsAI for Security
Building Effective LLM Agents | AI Cyber Challenge

Building Effective LLM Agents | AI Cyber Challenge

How we learned to build effective LLM agents for hacking at DARPA's AI Cyber Challenge (AIxCC)
Hector Leano's avatar
Aug 08, 2025
AI for SecurityCompetitions
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