针对目前电子商务中亟待解决的商品品质保证问题,本文提出了一种新型的电子支付协议。该协议给出了C2C(Consumer To Consumer)实物交易的电子支付协议解决方案,借助基于DSA的可验证可恢复加密签名算法(DSA-VRES)具体解决了C2C实物交易中如何确保商品品质的问题。在对所提协议进行详细地性能分析后说明协议同时具备支付协议的安全性和公平性,提高了交易的成功率。
Treachery is one of the restrictions to the development of electronic commerce. To prevent the treachery from the participants in electronic commerce, in this paper a secure electronic payment scheme is proposed and its security is analyzed. This scheme can prevent the treachery only with the aid of an un-trusted third party. It is very simple and it also improves the security and provides the non-repudiation, accountability, fairness and privacy.