计算机工程与应用 ›› 2009, Vol. 45 ›› Issue (5): 101-103.DOI: 10.3778/j.issn.1002-8331.2009.05.029

• 网络、通信、安全 • 上一篇    下一篇

具有非泄露性的公平签约协议

樊玫玫1,2,彭长根1,2   

  1. 1.贵州大学 计算机软件与理论研究所,贵阳 550025
    2.贵州大学 理学院 数学系,贵阳 550025
  • 收稿日期:2007-09-20 修回日期:2007-11-30 出版日期:2009-02-11 发布日期:2009-02-11
  • 通讯作者: 樊玫玫

Fair contract signing protocol with non-disclosure

FAN Mei-mei1,2,PENG Chang-gen1,2   

  1. 1.Institute of Computer Science,Guizhou University,Guiyang 550025,China
    2.Department of Mathematic,College of Science,Guizhou University,Guiyang 550025,China
  • Received:2007-09-20 Revised:2007-11-30 Online:2009-02-11 Published:2009-02-11
  • Contact: FAN Mei-mei

摘要: 针对目前已有的公平签约协议存在的不足,提出了签约协议非泄露性的概念,结合具有指定接受方签名方案的原理,改进双线性聚集签名方案,构建了一种具有非泄露性的公平签约协议,并对协议性质进行了分析。

关键词: 双线性对, 公平交换, 签约协议, 非泄露性

Abstract: A concept of non-disclosure contract signing protocol is given because those disadvantages of existed fair contract signing protocol.Based on the elements of designated-receiver signature scheme and giving an improved aggregate signature scheme,design a non-disclosure contract signing protocol.At last,an analysis of this protocol property is given.

Key words: bilinear pairings, fair exchange, contract signing protocol, non-disclosure