Dr. Gwan-Hwan Hwang (黃冠寰) is a professor of Dept. of Computer Science and Information Engineering at National Taiwan Normal University, and received a Ph.D in Dept. of Computer Science and Information Engineering from National Tsing Hua University in Taiwan in 1998. He set up the Cloud Computing Lab in his department to lead master’s and doctoral students in high-tech research that actively uses their expertise and development techniques to participate in industry activities.He is the former Chairman of the Department of Computer Science and Information Engineering, as well as the former Vice Dean of College of Science, at National Taiwan Normal University. He has published dozens of SCI journals and top IEEE conference papers and has won several international conference awards, among them the first prize Best Paper award at IEEE TrustCom 2013.His service in the industrial sector has seen him consult for several cutting-edge technology companies in the Taiwanese technology industry. His current research interests include cryptocurrency and the blockchain, decentralized system and protocols, cloud computing, cloud trusts, cloud audits, information security, etc. He currently serves as the chief scientist and co-founder of International Trust Machines Corporation, https://itrustmachines.com).