Dhananjay Singh is an Associate Professor at the Department of Electronics Engineering and Director of the ReSENSE Lab at Hankuk University of Foreign Studies (HUFS), Seoul. He is also Chief Technical Officer (CTO) at MtoV & Vestella, South Korea. He received his M. Tech. in IT with a specialization in Wireless Communication & Computing from the IIIT-Allahabad, India, and his Ph.D. in Ubiquitous IT from Dongseo University (DSU), Busan, South Korea. He has three books, seven book chapters, and seven patents to his credit, and has delivered more than 50 invited/keynote talks at major IEEE, ACM, and Springer conferences. He is the author of over 100 reviewed articles and serves as an editor for five journals. His current research interests are in IoT/WSN, smart cities, blockchain technologies, artificial intelligence/machine learning, and cognitive computing. Navin Singh Rajput is an Associate Professor of Electronics Engineering at the IIT (BHU), Varanasi, and holds a Ph.D. in Neural Processing Systems from the same university. His main area of interest concerns the applications of neural networks and artificial intelligence in communication and computational networks. He has recently established an R&D and Technology Extension Laboratory for Networked Communication and Computation (NCCL) at the IIT (BHU), which hosts institute-level IT services such as advanced proxies, academic automation servers, HPC clusters using Hadoop, and the Sun Grid Engine. His additional research interests include IoT, cyber security, cloud computing, smart cities, and machine learning.