He joined LiU in March 2014 as a Marie Curie Fellow (IAPP) at the Mobile Telecommunications Group. Nikolaos received his B.S. degree in Computer Science from University of Crete, Greece in 2005, and M.S. degree in Computer Science from University of Crete, Greece, in 2007. He also received his B.S. degree in Mathematics from University of Crete, Greece in 2012. He received his Ph.D. degree from the Department of Computer Science of the University Of Crete, Greece in August 2012.