Chameleon hash without key exposure based on Schnorr signature |
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| Authors: | Wei Gao Fei Li Xueli Wang |
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| Affiliation: | 1. College of Mathematics and Information, Ludong University, Yantai, 264025, PR China;2. College of Mathematics Science, South China Normal University, Guangzhou, 510630, PR China |
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| Abstract: | Based on the famous Schnorr signature scheme, we propose a new chameleon hash scheme which enjoys all advantages of the previous schemes: collision-resistant, message-hiding, semantic security, and key-exposure-freeness. |
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