Current grid security infrastructure establishes the security policy space inside a VO mainly on basis of the public key infra-structure and distributed trust model.

现有的网格安全体系GSI主要是通过公钥体系及建立在其上的分布式信任模型来建立与维护虚拟组织内部的安全策略空间。

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There have been a lot of research work in distributed services, distributed storage and search, P2P trust model, etc. , while distributed trading pattern is scarcely studied.

已有研究工作主要集中在分布式服务、分布式存储与搜索、P2P（对等计算）信任模型等方面，但对分布式交易模式的研究还比较缺乏；

youdao

There have been a lot of research work in distributed services, distributed storage and search, P2P trust model, etc. , while distributed trading pattern is scarcely studied.

已有研究工作主要集中在分布式服务、分布式存储与搜索、P2P（对等计算）信任模型等方面，但对分布式交易模式的研究还比较缺乏；

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