Dr Devaraju Sellappan received the B.Sc degree in Chemistry in 1997 from the University of Madras, Chennai, and the M.C.A. degree in Computer Applications in 2001 from the Periyar University, Salem, and the M.Phil. degree in Computer Science in 2004 from Periyar University, Salem and also received M.B.A. degree in Human Resource from Madurai Kamaraj University, Madurai in 2007. He received his PhD degree in Science and Humanities from Anna University, Chennai in 2017.

He has 16 years of teaching experience and 2 years of industry experience. He is an Assistant Professor (Senior Scale), Department of Computer Applications, Dr Mahalingam College of Engineering and Technology, Pollachi, Tamil Nadu, India. He has published 10 papers in international, national journals and conference proceedings. His area of research includes Network Security, Intrusion Detection, Soft Computing, and Wireless Communication.