Google's AI security agent, Big Sleep, has identified a vulnerability in SQLite, designated as CVE-2025-6965, which was being exploited by hackers. Enhancements have been made to Google's open-source forensics tool, now operating on the upgraded Sec-Gemini platform for improved log analysis and threat detection. Google is set to unveil FACADE, an insider threat detection system that has monitored billions of daily events since 2018 using contrastive learning. At DEF CON 33, Google will co-host a Capture the Flag event with Airbus, involving AI assistants in security challenges. Google is contributing data from its Secure AI Framework to the Coalition for Secure AI to enhance research in cybersecurity. The AI Cyber Challenge, a DARPA-led competition supported by Google, is nearing its conclusion, with winners showcasing AI tools for identifying and rectifying vulnerabilities in open-source software.