This is the author’s version of a work that was submitted/accepted for pub- lication in the following source: Aditya, Riza, Boyd, Colin, Dawson, Edward, Lee, Byoungcheon,& Peng, Kun (2004) A Secure and Efficient Mix-Network Using Extended Binary Mixing Gate. In Dawson, E & Klemm, W (Eds.) Cryptographic Algorithms and Their Uses - 2004, 5-6 July 2004, Gold Coast, Australia. This file was downloaded from: Notice: Changes introduced as a result of publishing processes such as copy-editing and formatting may not be reflected in this document. For a definitive version of this work, please refer to the published source: