Aug 8, 2025
DARPA’s AI Cyber Challenge (AIxCC), in collaboration with ARPA-H, brings together the foremost experts in AI and cybersecurity to safeguard the software critical to all Americans.
DARPA will announce the winners of the AI Cyber Challenge at DEF CON 33, one of the world’s largest hacking conferences. DARPA and ARPA-H will also bring a new interactive AIxCC experience to DEF CON where attendees can meet the teams and see how their CRSs work, dive into the technical details and findings of the competition, experience the stakes of securing key sectors, and learn how to support the deployment of AIxCC technology for a more secure future.
The AIxCC Stage will feature programming from the competing teams and AI and cybersecurity experts throughout the event.

Related content
- AIxCC: AI Cyber Challenge
- DARPA to announce AI Cyber Challenge winners, bring new experience to DEF CON 33
- DARPA AI Cyber Challenge Aims to Secure Nation’s Most Critical Software
- DARPA AI Cyber Challenge Proves Promise of AI-Driven Cybersecurity
- The AI Cyber Challenge: CTF, code, and critical infrastructure | Ep 73