Computer Engineering and Applications ›› 2009, Vol. 45 ›› Issue (35): 88-90.DOI: 10.3778/j.issn.1002-8331.2009.35.027
• 网络、通信、安全 • Previous Articles Next Articles
DONG Bin1,ZHANG Min-qing1,YANG Xiao-yuan1,2,ZHOU Xuan-wu1
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董 斌1,张敏情1,杨晓元1,2,周宣武1
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Abstract: As the core of electronic commerce,fair exchange protocol is a main trend in nowadays research.Based on classic protocol of Jianying Zhou’s,this paper proposes a new concise and highly efficient fair exchange protocol.It uses Hash function and two signatures to ensure the commutative message true and safe.When dissension is happened,Trusted Third Party only need to publish H(K).Compared with Jianying Zhou’s,this new protocol is more efficient.
摘要: 作为电子商务核心的公平交换协议是目前研究的热点。针对Jianying Zhou方案的不足,提出了一种更为简洁和高效的公平交换协议。协议用密钥K加密消息,采用双重签名来保证消息的安全性。在发生争执时,可信第三方只需要公开H(K)来证实交换消息的真实性,与原协议相比执行效率和安全性均有提高。
CLC Number:
TP309
DONG Bin1,ZHANG Min-qing1,YANG Xiao-yuan1,2,ZHOU Xuan-wu1. Fair exchange protocol with off-line semi-trusted third party[J]. Computer Engineering and Applications, 2009, 45(35): 88-90.
董 斌1,张敏情1,杨晓元1,2,周宣武1. 一种离线半可信第三方的公平交换协议[J]. 计算机工程与应用, 2009, 45(35): 88-90.
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URL: http://cea.ceaj.org/EN/10.3778/j.issn.1002-8331.2009.35.027
http://cea.ceaj.org/EN/Y2009/V45/I35/88