Sunil Kumar is currently working as an Associate Professor in the Computer Science and Engineering Department of Amity School of Engineering & Technology, Amity University, Noida, India. He has rich experience in teaching & training the undergraduate and postgraduate classes. He has published 3 textbooks and 20 research papers publications in different International Journals and in Proceedings of International Conferences of repute. Dr. Sunil completed his Ph.D. in Computer Science & Engineering from Amity University, Noida, India. He Completed his M.Tech (Computer Engineering) in 2011 and B.Tech (Information Technology) in 2007 from Uttar Pradesh Technical University, Lucknow. He has 11 years of teaching, training and research experience with leading institutions. His area of interest includes computer networks, distributed systems, wireless sensor networks, and network security. He filed 2 international patents in the field of networks. He is Cisco & Tech Mahindra certified instructor for CCNA routing & switching course and CCNA & CCNP certified. http://auup.amity.edu/faculty-detail.aspx?facultyID=22561