2.3.6 密钥更新协议 （ refresh protocol ） 为保证组密钥新鲜性，需经常更新组密钥。若 组成员M i 更新组密钥 ' 0,0 k ，则Refresh 协议实现过 程如下： Step1 M i...
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安全组通信密钥更新协议。
针对普适环境中节点随时加入和退出群组的特点，设计了组密钥更新协议，保证了组密钥的前向和后向安全性。
Concerning nodes' free joining and leaving the group, group key renewing protocol was proposed, which could guarantee the forward security and backward security of the group key.
在基本知识查询和处理语言(KQML)的基础上进行扩充，使得KQML能够支持多智能体群组密钥更新协议和安全群组通信协议。
Extends the base knowledge query and manipulation language (KQML) to support multi-agent group re-keying protocols and secure group communication protocol.
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