Dr. Nataraj (Raj) Nagaratnam is a technology and business executive focused on designing and delivering innovative security solutions, that help enterprises in their digital transformation journey, and to adopt Cloud with confidence. As CTO for Cloud Security, he drives strategy, technology & offerings around security for IBM Cloud. Recognized as an IBM Fellow, he has led innovative security products and capabilities across cloud, mobile, and middleware systems that are helping businesses around the world effectively manage their security.