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LeeB私钥分发协议的改进方案

Keywords: 基于身份的加密,私钥分发协议,私钥托管,身份密钥对

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Abstract:

为了解决LeeB协议中存在的用户私钥托管问题,通过采用公开的身份密钥对来确认用户的身份,提出一种改进方案,并分析了该方案的安全性与执行效率.改进方案解决了LeeB协议中存在的安全问题,且运算量减少了4n次对运算和2n次哈希运算.

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