Abstract: PKI and its microstructure are introduced in brief, also the signification of cross-certification. Based on the present cross-certification model which aims at resolving the trust islands problem, an existent certificate-path construction method is presented. At last, a new method of certificate-path construction is put forward.

摘要： 简单介绍了PKI及其微观体系结构、交叉认证的含义。针对当前PKI建设中解决“信任孤岛”问题的交叉认证模型,介绍了已存在的证书链构建方法。提出了一种新的证书链构建方法。

关键词: 公匙基础设施, 交叉认证, 信任域, 证书链

CLC Number: 

• TP393.08