不公开本人身份的代理 agency for an undisclosed principal
基于身份的代理签名 IBPS ; id-based proxy signature
本人身份不公开的代理 undisclosed principal
人身份部分公开的代理 partially disclosed principal
本人身份公开的代理 named agency or disclosed principal
该文应用双线性对提出一个基于身份的代理签密方案。
This paper proposes an identity-based proxy signcryption scheme from bilinear pairings.
同时对保护代理者身份的代理签名进行了初步的探讨，提出了一些改进方案。
Meanwhile we give a primary discussion on proxy signature of protecting proxy signer's privacy, and propose some improved schemes.
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。
Three attacks on Yu Gang et al's scheme to show that their forward secure proxy-signcryption scheme based on identity is insecure.
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