摘要
分布式数据库安全的核心技术是用户身份验证和访问控制。文章首先介绍了分布式数据库系统及其安全的核心技术，接着分析了在分布式数据库中实现用户身份验证和访问控制的特殊需求，并描述了一种满足这些特殊需求的安全机制，最后分析了这种安全机制的执行性能和安全特性。
The essential security technologies of the distributed database are user authentication and access control. This paper firstly introduces the distributed database system and its essential security technologies. Secondly it analyzes the special requirements in implementing user authentication and access control. And then it describes a new security mechanism that meets all the special requirements, lastly it analyzes the performance and characteristic of such security mechanism.
出处
《计算机工程与应用》
CSCD
北大核心
2000年第3期98-100,111,共4页
Computer Engineering and Applications
关键词
分布式数据库
安全机制
加密
数据库系统
Distributed Database,User Authentication,Access Control,Security Mechanism,Encmption
