Nicholas KolokotronisNicholas Kolokotronis is a visiting Professor at the Departments of Computer Science and Technology and Technology Education and Digital Systems at the Universities of Peloponnese and Piraeus respectively. He received his B.Sc. in Mathematics from th Aristotle University of Thessaloniki, M.Sc. in Computer Science, and Ph.D. in Cryptography from the National and Kapodistrian University of Athens. He has been a consultant for private companies and public organizations (Ministries, Regulatory Authorities), focusing in the design of security solutions for e-government and e-procurement applications, as well as, in the analysis of e-commerce technological & legal framework. He has published several articles on cryptography & systems security in international journals and conferences. Amongst others, his research interests include cryptography, combinatorial theory, error correcting codes, finite field theory, electronic commerce, network security protocols, web services, public key infrastructures, and digital forensics. Read More Read Less