https://miscreants.github.io/blog.trailofbits.com/categories/aixcc/Recent content in aixcc on The Trail of Bits BlogHugoen-usSat, 09 Aug 2025 00:00:00 -0400https://miscreants.github.io/blog.trailofbits.com/2025/08/09/trail-of-bits-buttercup-wins-2nd-place-in-aixcc-challenge/Sat, 09 Aug 2025 10:30:00 -0400https://miscreants.github.io/blog.trailofbits.com/2025/08/09/trail-of-bits-buttercup-wins-2nd-place-in-aixcc-challenge/Our team won the runner-up prize of $3M at DARPA’s AI Cyber Challenge, demonstrating Buttercup’s world-class automated vulnerability discovery and patching capabilities with remarkable cost efficiency.https://miscreants.github.io/blog.trailofbits.com/2025/08/08/buttercup-is-now-open-source/Fri, 08 Aug 2025 00:00:00 -0400https://miscreants.github.io/blog.trailofbits.com/2025/08/08/buttercup-is-now-open-source/Now that DARPA’s AI Cyber Challenge (AIxCC) has officially ended, we can finally make Buttercup, our CRS (Cyber Reasoning System), open source!https://miscreants.github.io/blog.trailofbits.com/2025/08/07/aixcc-finals-tale-of-the-tape/Thu, 07 Aug 2025 00:00:00 -0400https://miscreants.github.io/blog.trailofbits.com/2025/08/07/aixcc-finals-tale-of-the-tape/While the AIxCC winner has not yet been announced, differences in the finalists’ approaches show that there are multiple viable paths forward to using AI for vulnerability detection.https://miscreants.github.io/blog.trailofbits.com/2025/07/02/buckle-up-buttercup-aixccs-scored-round-is-underway/Wed, 02 Jul 2025 07:00:00 -0400https://miscreants.github.io/blog.trailofbits.com/2025/07/02/buckle-up-buttercup-aixccs-scored-round-is-underway/Our CRS (Cyber Reasoning System), Buttercup, is now competing in the one and only scored round of DARPA’s AI Cyber Challenge (AIxCC) against six other teams to see which autonomous AI-driven system can find and patch the most software vulnerabilities.https://miscreants.github.io/blog.trailofbits.com/2025/04/21/kicking-off-aixccs-finals-with-buttercup/Mon, 21 Apr 2025 09:00:00 -0400https://miscreants.github.io/blog.trailofbits.com/2025/04/21/kicking-off-aixccs-finals-with-buttercup/Trail of Bits’ Buttercup competes in DARPA’s AIxCC Finals with expanded resources, multiple rounds, new challenge types, and custom AI model capabilities.https://miscreants.github.io/blog.trailofbits.com/2024/09/17/inside-def-con-michael-brown-on-how-ai-ml-is-revolutionizing-cybersecurity/Tue, 17 Sep 2024 09:00:08 -0400https://miscreants.github.io/blog.trailofbits.com/2024/09/17/inside-def-con-michael-brown-on-how-ai-ml-is-revolutionizing-cybersecurity/At DEF CON, Michael Brown, Principal Security Engineer at Trail of Bits, sat down with Michael Novinson from Information Security Media Group (ISMG) to discuss four critical areas where AI/ML is revolutionizing security. Here’s what they covered: AI/ML techniques surpass the limits of traditional software analysis As Moore’s law slows down after 20 years of […]https://miscreants.github.io/blog.trailofbits.com/2024/08/12/trail-of-bits-advances-to-aixcc-finals/Mon, 12 Aug 2024 19:23:13 -0400https://miscreants.github.io/blog.trailofbits.com/2024/08/12/trail-of-bits-advances-to-aixcc-finals/Trail of Bits has qualified for the final round of DARPA’s AI Cyber Challenge (AIxCC)! Our Cyber Reasoning System, Buttercup, placed in the top 7 out of 39 teams competing in the semifinal round held at DEF CON 2024. Competition Overview The AIxCC semifinal featured a series of challenges based on real-world software, including nginx, […]https://miscreants.github.io/blog.trailofbits.com/2024/08/09/trail-of-bits-buttercup-heads-to-darpas-aixcc/Fri, 09 Aug 2024 09:10:29 -0400https://miscreants.github.io/blog.trailofbits.com/2024/08/09/trail-of-bits-buttercup-heads-to-darpas-aixcc/With DARPA’s AI Cyber Challenge (AIxCC) semifinal starting today at DEF CON 2024, we want to introduce Buttercup, our AIxCC submission. Buttercup is a Cyber Reasoning System (CRS) that combines conventional cybersecurity techniques like fuzzing and static analysis with AI and machine learning to find and fix software vulnerabilities. The system is designed to operate […]https://miscreants.github.io/blog.trailofbits.com/2024/03/11/darpa-awards-1-million-to-trail-of-bits-for-ai-cyber-challenge/Mon, 11 Mar 2024 13:46:31 -0400https://miscreants.github.io/blog.trailofbits.com/2024/03/11/darpa-awards-1-million-to-trail-of-bits-for-ai-cyber-challenge/We’re excited to share that Trail of Bits has been selected as one of the seven exclusive teams to participate in the small business track for DARPA’s AI Cyber Challenge (AIxCC). Our team will receive a $1 million award to create a Cyber Reasoning System (CRS) and compete in the AIxCC […]https://miscreants.github.io/blog.trailofbits.com/2024/01/18/our-thoughts-on-aixccs-competition-format/Thu, 18 Jan 2024 09:00:38 -0500https://miscreants.github.io/blog.trailofbits.com/2024/01/18/our-thoughts-on-aixccs-competition-format/Late last month, DARPA officially opened registration for their AI Cyber Challenge (AIxCC). As part of the festivities, DARPA also released some highly anticipated information about the competition: a request for comments (RFC) that contained a sample challenge problem and the scoring methodology. Prior rules documents and FAQs released by DARPA painted […]https://miscreants.github.io/blog.trailofbits.com/2023/12/14/darpas-ai-cyber-challenge-were-in/Thu, 14 Dec 2023 09:00:45 -0500https://miscreants.github.io/blog.trailofbits.com/2023/12/14/darpas-ai-cyber-challenge-were-in/We’re thrilled to announce that Trail of Bits will be competing in DARPA’s upcoming AI Cyber Challenge (AIxCC)! DARPA is challenging competitors to develop novel, fully automated AI-driven systems capable of securing the critical software that underpins the modern world. We’ve formed a team of world class software security and AI/ML experts, bringing together researchers, […]