Prof. Motonori Nakamura graduated from Kyoto University, Japan, where he received B.E., M.E. and Ph.D. degrees in engineering in 1989, 1991 and 1996, respectively. From 1994, he was an assistant professor at Ritsumeikan University. From 1995, he was an associate professor at Kyoto University. Currently he is a professor at National Institute of Informatics, Japan (NII) and working on SINET, GakuNin Access Federation, eduroam JP, UPKI Certificate Service, etc. His research interests are message transport network systems, network communications, next generation internet and Identity & Access Management. He is a member of IEEE, ISOC, IEICE, IPSJ and JSSST. He is also a member of WIDE Project, and contributed for sendmail R8 improvement, sendmail.cf configuration tools, etc.