Ji Su Park received his B.S. and M.S. degrees in computer science from Korea National Open University, Korea, in 2003, 2005, respectively, and Ph.D. degrees in computer science education from Korea University, 2013. He is currently Professor in the Dept. of Computer Science and Engineering from Jeonju University in Korea. His research interests are in mobile grid computing, mobile cloud computing, cloud computing, distributed system, computer education, and IoT. He is employed as Editor-in-Chief of Transactions on Software and Data Engineering and Managing Editor of Human-centric Computing and Information Sciences (HCIS). In addition, he has been serving as Guest Editor for international journals by some publishers: Springer, MDPI.David Camacho is Full Professor at Computer Systems Engineering Department of Universidad Politécnica de Madrid (UPM). His research interests include machine learning (clustering/deep learning), computational intelligence (evolutionary computation and swarm intelligence), social network analysis, fake news, and disinformation analysis.Stefanos Gritzalis is Professor of Information and Communication Systems Security, at the Lab. of Systems Security, Dept. of Digital Systems, University of Piraeus, Greece (2019+), and Director of the Postgraduate Programme “MSc in Law and Information & Communication Technologies” (2020+). He is Member of the Board of the Hellenic Authority for Communication Security and Privacy (2020+). He is Deputy Member of the National Commission for Human Rights (2022+). He was Rector of the University of the Aegean, Greece (2014-2018). He has acted as Special Secretary for the Hellenic Ministry for Administrative Reform and Electronic Governance (2009-2012).James J. (Jong Hyuk) Park received Ph.D. degrees in Graduate School of Information Security from Korea University, Korea, and Graduate School of Human Sciences from Waseda University, Japan. From December 2002 to July 2007, Dr. Park had been Research Scientist of R&D Institute, Hanwha S&C Co., Ltd., Korea. From September 2007 to August 2009, he had been Professor at the Department of Computer Science and Engineering, Kyungnam University, Korea. He is now Professor at the Department of Computer Science and Engineering and Department of Interdisciplinary Bio IT Materials, Seoul National University of Science and Technology (SeoulTech), Korea.