Stefania Loredana Nita, PhD, is a Lecturer at "Ferdinand I" Military Technical Academy of Bucharest and a Software Developer and Researcher at the Institute for Computers. Her PhD thesis was on advanced cryptographic schemes using searchable encryption and homomorphic encryption. At the Military Technical Academy she teaches courses of Formal Languages and Translators and Database Application Development. She has worked more than two years as an Assistant Lecturer at the University of Bucharest where she taught courses on subjects such as Advanced Programming Techniques, Simulation Methods, and Operating Systems. Her research activity is in the cryptography field, with a focus on searchable encryption and homomorphic encryption. She is also interested in blockchain, quantum cryptography, machine learning, and artificial intelligence. At the Institute for Computers she is working on research and development projects that involve cloud computing security, the Internet of Things, and big data. She has authored and co-authored more than 28 papers at conferences and in journals and has co-authored five books. She holds an MSc degree in Software Engineering and two BSc degrees, with one in Computer Science and one in Mathematics. Marius Iulian Mihailescu, PhD, has worked in academic and industry sectors for more than 15 years. Currently, he is an Associate Professor (Senior Lecturer) in the Faculty of Engineering and Computer Science at "Spiru Haret" University, Romania, and also has a side job as Project Manager at the Institute for Computers where he is managing projects using different technologies, such as DevOps, Scrum, Agile, C#, Microsoft SQL Server, Syncfusion, ASP.NET, and VUE. At the university he taught several key computer science courses, such as Information Security, Functional Programming, Internet of Things, Blockchain, Software Development Methods (Microsoft Azure, Entity Framework, NHibernate, Linq-to-SQL, UX with DevExpress controls, etc.), and Development Web Applications (HTML 5, CSS 3, Bootstrap, JavaScript, AJAX, nodeJS, VUE, Laravel, mRabbit, ASP.NET, PHP). He authored and co-authored more than 30 articles at conference proceedings, 25 articles in journals, and six books. For three years he worked as IT Officer at Royal Caribbean Cruises Ltd, where he dealt with IT infrastructure, data security, and satellite communication systems. He received his PhD in 2014 and his thesis was on applied cryptography over biometrics data. He holds two MSc degrees in Information Security and Software Engineering, from "Ferdinand I" Military Technical Academy and University of Bucharest, Romania.