[RunSybil Raises $40 Million to Use AI for Automated Penetration Testing of Enterprise Software Security] According to Fortune, AI cybersecurity startup RunSybil has completed a $40 million funding round, led by Khosla Ventures, with participation from S32, Anthropic's Anthology Fund, Menlo Ventures, Conviction, Elad Gil, and angel investors associated with companies such as OpenAI, Palo Alto Networks, Stripe, and Google. RunSybil utilizes its AI agent 'Sybil' to continuously perform automated penetration testing on enterprise online applications without human involvement, enabling the discovery, exploitation, and documentation of security vulnerabilities in real-world operating environments. The company was founded in 2023 by Ari Herbert-Voss, OpenAI's first security researcher, and Vlad Ionescu, former head of offensive security at Meta. RunSybil is currently serving several startups, undisclosed financial institutions, and Fortune 500 companies.