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简要讨论了电子现金的特点,并在EIGamal签名、承诺方案和ZK的基础上构造了一种电子现金方案,最后对此方案的安全性作了说明。
This paper briefly discusses the characteristics of e-cash and constructs an e-cash scheme based on the EIGamal signature, commitment scheme and ZK. Finally, the security of this scheme is described.