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组播密钥更新策略的分类有多种,文中从更新消息的依赖性方面总结分析了三种类型的组播密钥更新机制,讨论了各种类型机制的特点,探讨和总结了组播密钥管理的研究现状和发展趋势。
There are many kinds of multicast key update strategies. In this paper, we summarize three types of multicast key update mechanisms from the perspective of updating the message dependencies, discuss the characteristics of various types of mechanisms, discuss and summarize the multicast secret Key Management Research Status and Development Trend.