Sounil Yu


Sounil Yu serves as an advisor for RealCISO. His primary responsibility is to advise the team on mapping out everything they do to the Cyber Defense Matrix (a framework that helps you expertly navigate the cybersecurity landscape). Sounil is currently the CISO and Head of Research at JupiterOne. Previously, he was the Chief Security Scientist at Bank of America, and CISO-in-Residence at YL Ventures. Outside of RealCISO, he created the Cyber Defense Matrix, has 20+ patents related to cybersecurity, and is currently finishing a book on the Cyber Defense Matrix. Sounil has a record of his family history, tracing his lineage back 30 generations to the founders of the nation of Korea.