Aiming at an identity-based signcryption scheme for multi-receiver beginning with the security attribute, this paper studies the security property of this scheme.
针对一个多接收者基于身份签密方案，从签密方案的安全属性入手，分析其安全性。
Three attacks on Yu Gang et al's scheme to show that their forward secure proxy-signcryption scheme based on identity is insecure.
给出了三种攻击并指出于刚等人提出的前向安全的基于身份的代理签密方案是不安全的。
This paper proposes an identity-based proxy signcryption scheme from bilinear pairings.
该文应用双线性对提出一个基于身份的代理签密方案。
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