对照电子商务和数字证书认证机构的理论分析，以重庆市数字证书认证中心有限公司为案例进行了全面细致的分析和研究。
According to the theories of EC and Certification Authority, this article has do a total accord analyses and studies to the ChongQing Certification Authority Company.
移动认证中心支持基于WAP和短消息的移动电子商务。
Mobile CA center supported mobile electronic commerces based on WAP and SMS.
分析了一个电子商务系统中认证中心，商家，客户三个实体的关系，研究了电子商务的支付问题并提出改进方案。
It analyzes the relation of authentication center, merchant and client, discusses the defrayment problem of E-commerce and puts forward a better scheme.
分析了一个电子商务系统中认证中心，商家，客户三个实体的关系，研究了电子商务的支付问题并提出改进方案。
It analyzes the relation of authentication center, merchant and client, discusses the defrayment problem of E-commerce and puts forward a better scheme.
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