Shigeya Suzuki is a researcher specializing in Computer Networks and related technologies. His latest and new research topic is Blockchain technology as a sum of all his past experiences related to trust in cyberspace. He is also an expert on systems architecture design and software development. He received his Ph.D. from Keio University, Graduate School of Media and Governance. Currently a Project Professor at Graduate school of Media and Governance at Keio University, Associate Director, Technology Officer of Keio Blockchain Laboratory, and also a Board Member of WIDE Project. He is a member of ACM, IEEE, IACR, IEICE, and IPSJ.