DHIREN R. PATEL, Ph.D., is Professor of Computer Engineering at National Institute of Technology, Surat (India). His research interests include cryptography and network security, intrusion prevention, advanced computer architectures, and use of information technology for societal benefits (including the low-cost protocols for web-based elections). He teaches courses on Computer Networks, Information Security and Applications and Public Key Infrastructure to undergraduate and postgraduate students in Computer Engineering at NIT Surat. He is responsible for setting up Computing, Internet and Campus Network infrastructure at NIT Surat. Dr. Dhiren Patel is currently a member of the Action Group on “Information Security Awareness Programme” and a member of “Project Review Steering Group on Information Security Education and Awareness Project”, both under the Ministry of IT & Communications, Government of India. Known for his gripping presentations and teaching, Dr. Dhiren Patel has delivered a number of distinguished lectures and invited talks on Information/Cyber Security in India and abroad.