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›› 2005, Vol. 31 ›› Issue (14): 147-149.

• Papers • Previous Articles     Next Articles

A Hybrid Multi-level PKI Trust Model and Trust Path Processing

ZHU Jianhai, YANG Shutang, NI Yousheng   

  1. (School of Information Security Engineering ,Shanghai Jiaotong University,Shanghai 200030)
  • Published:2005-07-25

PKI多级混合信任模型及其信任路径构建

朱建海,杨树堂,倪佑生   

  1. 上海交通大学信息安全工程学院,上海交通大学信息安全工程学院,上海交通大学信息安全工程学院 上海 200030

Abstract: This paper researches on trust models in PKI and its trust path processing. The often-used trust models are analyzed and a new hybridmulti-level trust model is proposed. NPKI and trust matrix is introduced to construct certificate verification path. It reduces the time of thecryptographic certificate verification by fore-verification to improve the performance of the trust path verification.

摘要: 主要研究了PKI信任模型及其信任路径的构建。对常用的信任模型进行了简要分析,在此基础上提出了一种适合中等规模PKI需要的多级混合模型,引入嵌套证书和信任矩阵的概念,通过预验证的方法,减少用户在验证证书时需要进行的公钥运算的次数,提高了路径寻找和证书验证的效率和速度。

关键词: 公钥基础设施, 信任模型, 信任路径构建, NPKI

CLC Number: