Caleb Sima

Caleb Sima is a seasoned cybersecurity professional with over 25 years of experience, specializing in building innovative security solutions for enterprises. They co-founded and led two successful security startups, Bluebox and SPI Dynamics, both of which were acquired by Lookout and HP, respectively. Most recently, Caleb served as the Chief Security Officer at Robinhood, where they oversaw security strategy and operations, contributing to the company's growth from a $5.6 billion valuation to a $40 billion IPO. Currently, Caleb is involved as a Builder at WhiteRabbit and Chairs the CSA AI Security Alliance, focusing on practical AI security guidelines. They also pursue an Executive MBA from Harvard Business School.