Applied Cryptography and Network Security First International Conference, ACNS 2003. Kunming, China, October 16-19, 2003, Proceedings - Zhou, Jianying; Zhou, Jianying; Yung, Moti; Yung, Moti; Han, Yongfei; Han, Yongfei (Springer Berlin Heidelberg : Imprint: Springer, 2003)