Abstract: Based on analysis of atomicity and fair anonymity of electronic payment, an protocol of electronic payment is proposed to enable not only anonymity but also own-trace and money-trace, which are realized fair anonymity and involvement of the TTP only for conflict resolution. Six sub-protocols are presented, the processes of which are elaborated. Atomicity and fair anonymity of the protocol are validated with non-formalization. The protocol can guarantee the fair electronic transaction and the privacy of the customer.

Key words: Atomicity, Fair anonymity, Electronic payment

摘要： 在分析电子交易的原子性和公平匿名性的基础上，提出了一种可同时实现原子性的公平匿名的电子支付协议，而且在整个支付过程中，可信第三方可以离线，只有发生争议时才参与仲裁解决。给出了协议的6个子协议，详细描述了各子协议的执行过程，并且非形式化地分析了协议的原子性和公平匿名性，保证了公平的电子交易和私密性。

关键词: 原子性, 公平匿名性, 电子支付

CLC Number: 

• TP393.04