Evangelos Sakkopoulos is an Associate Professor at the Department of Informatics, University of Piraeus, Greece. He received his Ph.D. from the Computer Engineering and Informatics Department, School of Engineering, University of Patras, Greece. His research interests include personalized software engineering, mobile software, secure identities software, web services software, e-health, e-ID, mobile ID, strong web authentication, anonymous credentials, and e-learning. He has been a member of the Technology and SPOC specification subgroups, as well as the EU Committee of Article 6 of Regulation (European Commission) 1683/95, laying down the uniform visa format (also including secure electronic residence permits for third-country nationals and electronic passport standards across the EU). He has been a technology representative at the European Union (EU) Mobile Identification Interoperability Group (e-Mobidig). Since 1997, he has worked on, designed, developed, and coordinated a number of R&D national and European projects (Horizon 2020, ICT, FP7, FP6). He has a long background and extensive experience in .NET technologies, Microsoft server-based information systems, the Android platform, Java platforms, Linux OS, and data center solutions. He is also actively participating in the ISO Working Group for 18013-5 for the standardization of the mobile Driver’s License.