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发布时间：2018-12-18

第一作者：Jianfeng LU

发表时间：2017-01-01

发表刊物：IEICE TRANSACTIONS on Information and Systems

所属单位：数理与信息工程学院

文献类型：期刊

期号：E100-DNo.8

页面范围： 1762-1769

ISSN号：1745-1361

关键字：role-based access control;user authorization query;weight;constraint;genetic algorithm

摘要：The user authorization query (UAQ) problem determines whether there exists an optimum set of roles to be activated to provide a set of permissions requested by a user. It has been deemed as a key issue for efficiently handling user\'s access requests in r

是否译文：否