摘要： 基于一次离散对数证明和Schnorr 盲签名方案给出了一种新的公平电子货币来实现电子货币匿名的可控性。该方案不仅能够实现多重花费和多重存款的追踪，并且还能有效地实现货币追踪和用户追踪。

关键词: 电子货币；一次离散对数证明；Schnorr 盲签名；匿名可控性

Abstract: This paper proposes a new and fair E-cash system based on one-time discrete logarithm proof and Schnorr blind signature to realize the revocable anonymity. The scheme can realize not only overspending tracing and over-deposit user, but also user tracing and coin tracing

Key words: Ecash; One-time discrete logarithm proof; Schnorr blind signature; Revocable anonymity