XML访问控制语言
XML Access Control Language
安全访问控制
control for security access
并发访问控制
concurrency access control
单调访问控制树
monotone access control tree
端到端访问控制
end-to-end access control
访问控制策略描述
access control policy specification
访问控制机制
access control mechanisms
访问控制技术综述
A survey on access control technology