Dr. Christoforos Ntantogian received his B.Sc. degree in Computer Science and Telecommunications in 2004 and his M.Sc. degree in Computer Systems Technology in 2006 both from the Department of Informatics and Telecommunications of University of Athens. In 2009, he received his Ph.D. from the University of Athens (Department of Informatics and Telecommunications). Currently, he is an assistant professor at the Department of Informatics of the Ionian University. He has participated in numerous projects realized in the context of EU Programs. His research interests lie in system and network security.