Hierarchical access control of multicast was studied against the background of multi-services multicast. 以多服务组播为研究背景,研究组播的层次接入控制技术。
Based on the user security mechanism of Oracle, this paper mainly discusses the issue of user authority in the MIS of enterprises. It also presents the categorizing of user accounts and the hierarchical access control technology with the using of user authority information table. 以Oracle数据库用户安全机制为基础,本文重点讨论了在企业MIS系统的用户授权管理问题,提出了用户帐号分类,结合用户权限信息表的层次访问控制技术。
This paper proposed a new key distribution algorithm based on hierarchical access control for conditional access system in digital television broadcast. 提出一种应用于数字电视广播中有条件接收系统的基于分级访问控制的密钥分配算法。
There are two parts of the access control in the new scheme, one is the dynamic access control in a single module and the other is hierarchical access control between multi-modules. 在本文提出的分级防火墙系统中,访问控制技术包含了两方面的内容:单个模块内的动态访问控制技术,以及整个分级系统中多个成员间的动态访问控制技术。
Hierarchical Access Control(HAC) for Secure Group Communication 带有分级访问控制的安全组通信实现方案