Dr. Naercio Magaia received his (five-year) B.Sc. degree in Electrical Engineering from Eduardo Mondlane University in 2006, his M.Sc. in Communication Networks Engineering from Instituto Superior Tecnico, University of Lisbon (IST/ULisboa) in 2011, and his Ph.D. in Electrical and Computer Engineering from IST/ULisboa in 2017. He currently serves as an Invited Assistant Professor in the Department of Informatics at the Faculty of Sciences of the University of Lisbon. He has actively participated in national and EU-funded research projects. He has more than 25 publications at various international conferences, workshops, scientific journals, and book chapters. Dr. Magaia has acted as a reviewer for several international journals and conferences and has a member of technical programs and organizing committees. His research interests include Computer Networks, the Internet of things, Cybersecurity, and Artificial Intelligence. Dr. George Mastorakis received his B.Eng. (Honours) in Electronic Engineering from UMIST (University of Manchester Institute of Science & Technology) in 2000, his M.Sc. in Telecommunications from UCL (University College London) in 2001 and his Ph.D. in Telecommunications from University of the Aegean in 2008. He currently serves as an Associate Professor in the Department of Management Science and Technology at Hellenic Mediterranean University in Greece and as a Director of e-Business Intelligence Laboratory. He has actively participated in a large number of EU funded research projects (FP6, FP7 and Horizon2020) and national research ones. He has also acted as a technical manager in many research projects funded by GSRT (General Secretariat for Research & Technology, Ministry of Development, Greece). He has more than 300 publications at various international conferences proceedings, workshops, scientific journals and book chapters. He has acted as a reviewer for several scientific journals and member of conferences technical program committees. He is also author/editor of more than ten books. His research interests include cognitive radio networks, IoT applications, IoE architectures, radio resource management, Artificial Intelligence applications, Internet of Vehicles technologies and 5G mobile networks. Dr. Constandinos Mavromoustakis is currently a Professor at the Department of Computer Science at the University of Nicosia, Cyprus. He received a five-year dipl.Eng in Electronic and Computer Engineering from Technical University of Crete, Greece, MSc in Telecommunications from University College of London, UK, and his Ph.D. from the department of Informatics at Aristotle University of Thessaloniki, Greece. Dr. Mavromoustakis is leading the Mobile Systems Lab. (MOSys Lab., http://www.mosys.unic.ac.cy/) at the Department of Computer Science at the University of Nicosia, dealing with design and implementation of hybrid wireless testbed environments, high performance cloud and mobile cloudcomputing (MCC) systems, IoT/IoE, modeling and simulation of mobile computing environments and protocol development and deployment for large-scale heterogeneous networks as well as new 'green' mobility-based protocols. He has worked as a Research Associate and Postdoctoral Researcher at the Computer Architecture and Communications Lab at the PDSG (Parallel and Distributed Systems Group) at the Department of Informatics, Aristotle University of Thessaloniki, Greece. He has also worked as a Visiting faculty/Special Expert Scientist (2009-2010) at the Cyprus University of Technology at the Department of Electrical Engineering and Information Technologies (EEIT) and he has been appointed for a semester as a visiting Assistant Professor (2011) at the Coventry University, at the Faculty of Engineering, at the Department of Computing and the Digital Environment, UK. He has authored/edited four Books to-date, whereas he is a management member of IEEE Communications Society (ComSoc) Radio Communications Committee (RCC) and served as track Chair and co-Chair of various IEEE International Conferences (including AINA, IWCMC, IEEE Internet of Things etc). He is the recipient of various grants including the highly competitive European grant of Early Stage Researcher (ESR), for the excellent research output and research impact, in December 2013 (EU secretariat/Brussels). Dr. Evangelos Pallis is a Professor in the Department of Electrical and Computer Engineering at Hellenic Mediterranean University and co-director of Research and Development of Telecommunication Systems Laboratory "PASIPHAE" of the same Department. He received his B.Sc. in Electronic Engineering from the Technological Educational Institute of Crete in 1994, his M.Sc. in Telecommunications from University of East London, in 1997, and received his Ph.D. in Telecommunications from the University of East London in 2002. His research interests are in the fields of wireless networks, mobile communication systems, digital broadcasting technologies and interactive television systems, QoS/QoE techniques and network management technologies. He has participated in a number of national and European funded R&D projects, including the AC215 "CRABS", IST-2000-26298 "MAMBO", IST-2000-28521 "SOQUET", IST-2001-34692 "REPOSIT", IST-2002-FP6-507637 "ENTHRONE", "IMOSAN", and as Technical/Scientific coordinator for the IST-2002-FP6-507312 "ATHENA" project. He has been involved within the FP7- 214751 "ADAMANTIUM", in the FP7-ICT-224287 "VITAL++" and in the FP7-ICT-248652 "ALICANTE" projects and seveval HORIZON2020 projects. He has more than 200 publications in international scientific journals, conference papers and book-chapters in the above scientific areas. He is the general chairman of the international conference on Telecommunications and Multimedia (TEMU), member of IET/IEE, and active contributor to the IETF interconnection of content distribution networks (CDNi). Dr. Evangelos Markakis (Male) was born in Heraklion, Crete in 1980. He holds a four-year bachelor in Applied Informatics & Multimedia from the Technological Educational Institute of Crete, Greece, in 2003, a M.Sc. degree in Data Communication Systems from Brunel University in 2005 and a Ph.D. in P2P Constellations in Broadband Networks from the department of Information & Communication Systems Engineering of the University of the Aegean in 2014. He has actively participated in more than 15 EU FP5/FP6/FP7/Horizon2020 funded projects (IST/ICT/Health/ Security) and over 20 Greek funded research and Development projects. His professional experience started at 2003, when he joined Research & Development of Telecommunications Systems Laboratory "PASIPHAE" at Technological Educational Institute of Crete and Centre for Technological Research of Crete as a Project Associate. In 2009 he joined the largest Hospital in Crete "Pagni" where he worked as Network Architect and Level "Three" SysNet Administrator. In 2016 he returned to HMU in a permanent position, his currents research projects are H2020-FORTIKA (GA740690), H2020 - SMILE (GA740931) and H2020-SPHINX. Evangelos is the Dissemination Manager for the H2020 FORTIKA and in the past he worked as the Technical Manager for the HORIZON 2020 DRS-19-2014 "EMYNOS". He has worked numerous times as WP Leader in European and Greece funded projects. His research activities include Cybersecurity, distributed systems and P2P applications, design of large-scale Heterogeneous Networks, Fog Computing & Networking, as well as in network management and virtualisation techniques, including SDN/NFV concepts. He has more than 60 publications in international journals, conference and workshop proceedings, in the above areas. He is a Member of IEEE and IEEE ComSoc, editor of the IET Book on "Cloud and Fog Computing in 5G Mobile Networks: Emerging Advances and Applications" and the Demonstrators Co-Chair for the IEEE SDN-NFV Conference. He has initiated a number of workshops with recent example CYBERSEC4HEALTH, SN-2019 and SEC4SME.
