【摘要】 访问控制是网络安全防范和保护的主要策略,回顾了几种访问控制策略的分类方法,提出了一种新的分类方法,将访问控制策略划分为被动和主动类型,分别介绍了几种有代表性的访问控制策略,对比分析了各自的特点及适用环境。更多还原

【Abstract】 Access control is the major policy for network security precaution and protection.With the growing problem of network security,research on access control policy has become a hot research topic for computer science.Several kinds of classification of access control policies were introduced,and a new classification method was proposed.Access control can be divided into passive type and active type,several typical access control polices were introduced,and their characteristics and application environment were discussed.更多还原