John Sotiropoulos

John Sotiropoulos is the head of AI Security at Kainos where he is responsible for AI security and securing national-scale systems in government, regulators, and healthcare. A co-lead of the OWASP Top 10 for Large Language Model (LLM) Applications, John leads the Agentic Security Initiative and alignment with other standards organizations and national cybersecurity agencies including NIST, MITRE, CSA, the NCSC, and the US AISIC, where he is the OWASP lead. He is the author of the bestselling book "Adversarial AI, Attacks, Mitigations, and Defense Strategies" and more recently he authored the UK Government’s Implementation Guide for the UK Code of Practice for the Cybersecurity of AI, both submitted to ETSI for international standardization.