Cryptology and Network Security: 4th International Conference, CANS 2005, Xiamen, China, December 14-16, 2005, Proceedings

The 4th International Conference on Cryptology and Network Security (CANS 2005) was held in Xiamen, Fujian Province, China, December 14-16, 2005. The conference was sponsored by the Fujian Normal University and Fujian Digital Certi?cate Authority Co. Ltd and was organized in cooperation with the Int- national Association for Cryptologic Research (IACR). The ?rst International Workshop on Cryptology and Network Security was in Taipei, Taiwan, 2001. The second one was in San Francisco, Califo...