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本文介绍分布式系统中鉴别服务器的基本概念及利用它实现实体间鉴别式通信(包括鉴别式交互通信、鉴别式单向通信和签名通信等)的基本原理与方法,针对私有密钥系统和公开密钥系统分别进行论述。
This paper introduces the basic concepts of authentication server in distributed system and the basic principles and methods of using it to realize discriminative communication between entities (including discriminative interactive communication, discriminatory one-way communication and signature communication). In view of the problems of private key system and public Key systems are discussed separately.