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Dr. Nataraj (Raj) Nagaratnam is a technology and business executive focused on designing and delivering innovative security solutions. As CTO for Cloud Security at IBM, he drives strategy, technology and offerings around security for IBM Cloud. Recognized as an IBM Fellow, he has 20+ years of industry experience in building security products, architecting solutions, product management and leading engineering organizations. He has over 100 patents to his name, authored and co-authored numerous journal articles, blogs, papers, books and security specifications.