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论文类型：会议论文

发表时间：2009-01-01

收录刊物：CPCI-S

页面范围：604-608

关键字：RBFLAC; trust authorization; matrix

摘要：In order to solve the problem of user trust in distributed environment. Reliability-Based Four Levels Access Control model (RBFLAC) has been presented. Firstly, this paper describes RBFLAC in detail, then, it mainly discusses the trust authorization algorithm of RBFLAC. By the trust authorization algorithm. it can realize the security authorization and assure the security of information system.