Professor, Department of Computer Science, Kyushu University, Kyushu
Japan

Kouichi Sakurai received a B.S. degree in mathematics from Faculty of Science, Kyushu University, Japan, and an M.S. degree in applied science from Faculty of Engineering, Kyushu University in 1986 and 1988, respectively. He had been engaged in the research and development on cryptography and information security at Computer & Information Systems Laboratory at Mitsubishi Electric Corporation from 1988 to 1994. He received the Dr. degree in engineering from Faculty of Engineering, Kyushu University in 1993. Since 1994 he has been working for Department of Computer Science of Kyushu University as an associate professor, and now he is a full professor. His current research interests are in cryptography and information security. Dr. Sakurai is a member of the Information Processing Society of Japan, IEICE, ACM, the Mathematical Society of Japan and the International Association for Cryptologic Research.