Certificate Authority (CA)

A B/L is not required to he a document of ownership during international trade and financing transactions.

在国际贸易和融资等环节也并不要求提单成为所有权凭证。

In distributed systems,the credentials are stored on the nodes which spread around the network.

由于在分布式环境中凭证分布于各个节点,并且对于相同或相似的请求现有的信任链发现算法需要大量重复的通信和计算开销进行凭证的搜集和验证,极大地影响了信任关系验证的效率。

Proceeding from institutional economics, this study compares the the fund system and the voucher system in Public Education Expenditure and fi nds out their similarities and differences in contents, subjective role, behavioral characteristics and institutional performances.

本研究从制度经济学视角,对教育凭证制度的运行进行比较制度分析,试图找出经费制度与凭证制度在服务内容、主体角色、行为特征和制度绩效等方面的异同;为教育凭证制度提供支持性证据。