Jeff Sims

Background

About Jeff Sims

Jeff Sims is a data scientist and cybersecurity researcher working at the edge of AI and cybersecurity. As an external expert for government agencies, frontier labs and international organizations, including the United Nations Office on Drugs and Crime, his research supports global guidance on how artificial intelligence intersects with cybersecurity risk. He has served as an AI red teamer for Anthropic’s prototype model program, helping safeguard frontier systems against national security threats, including AI-enabled CBRN scenarios (Chemical, Biological, Radiological, Nuclear). Jeff frequently comments in major media, with interviews featured by outlets like The Economist, The CBC, and The Washington Post. His research is also cited by institutions such as The Atlantic Council, the U.S. Department of Health and Human Services, and the Brennan Center for Justice. A regular speaker at conferences including Blackhat/SECTOR, RSA and BSides, Jeff is recognized for pioneering autonomous offensive AI systems, from AI-generated malware to surveillance tooling. He also plays a leading role in driving product innovation across the cybersecurity and AI space, with previous work featured by organizations such as the Government of Canada.