SK Hafizul Islam has received his Ph.D in Computer Science and Engineering from Indian School of Mines (ISM), Dhanbad, India, under the INSPIRE Fellowship Ph.D Program, funded by DST, Govt. of India and Information Security Education and Awareness (ISEA) program, funded by Department of Information Technology, Ministry of Communication and Information Technology, Govt. of India. He received his B.Sc (Hons.) in Mathematics and M.Sc in Applied Mathematics from Vidyasagar University, West Bengal, India in 2004 and 2006, respectively. He also did M.Tech in Computer Application from ISM Dhanbad in 2009. Presently, he has been working as an Assistant Professor in the Department of Computer Science & Information System, BITS Pilani, Rajasthan 333031, India. He served as reviewer in many reputed International Journals and Conferences. He has published thirty research papers in Journals and Conference Proceedings of International reputes. His research interest includes Cryptography and Information Security.