Daehan Kwak is an assistant professor in the School of Computer Science and Technology at Kean University, NJ, USA. He received the Ph.D. degree in computer science from Rutgers University, New Brunswick, NJ, USA, in 2017, and the M.S. degree from the Korea Advanced Institute of Science and Technology, South Korea, in 2008. He was with the Telematics and USN Research Division, Electronics and Telecommunications Research Institute (ETRI), during his graduate work. He worked as a research staff at the UWB Wireless Research Center at Inha University, KAIST, and Yonsei University. His current research interest includes cyber-physical systems, systems & networking, wireless & sensor systems, u-health networks & applications, mobile & vehicular computing, and smart transportation.