摘要
创新点
(1) 形式化定义了基于属性的非交互式密钥交换协议并给出了相应的安全模型; (2) 基于非一致输入混淆器 (differing-input obfuscation, diO) 构造了一个具体的基于属性的非交互式密钥交换协议并证明其安全性; (3) 证明了基于属性的非交互式密钥交换协议这一概念蕴含了基于身份的非交互式密钥交换协议与多方基于属性的密钥交换协议。
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The authors declare that they have no conflict of interest.
