Rakesh Radhakrishnan is a Senior IT Architect in the Communications Market Area of Sun Microsystems. He has covered Telecom Companies, Network Equipment Providers (NEP), Independent Software Vendors (ISV) and Service Provider accounts in Europe, Canada, USA and Latin America. He has over 15 years of experience and has an MBA (MIS) and MS (MIT). He is the Author of the Book titled "Identity and Security" and is currently working on its sequel "Identity and Policy" (2008).