Sam Rehman leads EPAM’s internal and external security functions as Chief Information Security Officer, SVP.  In his role, he is responsible for all aspects of information security in the company, including the oversight of EPAM’s internal controls, the CyberR&D Lab, the company’s security research and insights arm, and EPAM’s full, global Trusted Services model for customers. With 30+ years of experience in both software product engineering and security, he is a proven technology expert and evangelist with patented inventions in software security, cloud computing, storage systems and distributed computing.  While his most recent role was as Head of Digital Engineering Business of Cognizant, and prior to that, as the CTO of Arxan, a security industry leader in application self-protection products, Sam was previously EPAM's CTO and Co-Head of Global Delivery. Prior to his initial role with EPAM, Sam was a serial entrepreneur, and held a number of critical roles including engineering leadership at Oracle’s Server Technology group. Sam is a certified Krav Maga instructor and martial artist, with 20 years of competitive combative sports experience.