为了抵抗原始签名人的伪造攻击，改进了代理签名密钥的生成过程，并对改进的方案进行了安全性分析。
To eliminate the original signers forgery attacks, a modification of the proxy key generation stage is proposed. Security analysis of the improved scheme is also presented.
文章提出了一种新的环签名方案和代理环签名方案，都是基于双线性对的，并分析了新方案的安全性。
In this paper, we propose a new ring signature and a new proxy ring signature, which are based on bilinear pairings. Also, we analysis the security of new schemes.
本文对该代理签名方案的安全性进行了分析和证明。
The security of the proposed proxy signature schemes is analyzed.
代理签名和盲签名是比较新的两种签名类型。文中给出了基于椭圆曲线的一个椭圆曲线代理签名和代理盲签名方案，并对其安全性作了分析。
Proxy signature and bling signature are two new types signature. In this article, one proxy signature and proxy blind signature is devised. It's security is also analyzed.
强不可伪造性和对安全信道依赖性的分析是对LKK代理签名方案安全性分析的重要内容之一。
The analysis of the property of the strong unforgeability and the necessity of a secure channel is one of the important content for the security analysis of the LKK proxy signature scheme.
首先，对首个代理盲签名方案进行安全性分析，指出其不满足不可伪造性。
Firstly, on the safety analysis of the first signature scheme, points out that it does not satisfy the unforgeability.
为提高安全性，在对现有方案分析后，提出了一种新的代理签名方案。
To strengthen proxy signature security, and analyses of proxy signature scheme in being, this paper proposed a proxy signature scheme based on the hyper elliptic curve cryptography.
提出了基于代理签名的安全电子支付协议及其安全性分析，从而使得用户可以找代理人为其在网上寻找和购买一些特殊的商品或服务。
A secure e-payment protocol based on proxy signature is proposed. From this protocol, customers can make proxy search and buy special products or services on behalf of them.
对无证书代理签名方案进行安全性分析，指出该方案对于公钥替换攻击是不安全的，并给出具体的攻击方法。
This paper analyzes the security of a certificateless proxy signature scheme and shows that it is insecure against the public key replacement attack in certificateless cryptosystems.
基于RS A签名体制，提出了一个新的前向安全的代理签名方案，并对所提出方案的安全性做了详细的分析和讨论。
A new forward secure proxy signature scheme based on RSA signature scheme is proposed, and the security of the proposed scheme is analyzed and discussed in details.
对两个基于双线性对的前向安全的代理签名方案进行了安全性分析，发现其方案均存在安全漏洞，并不具有前向安全性。
Through the security analysis of two forward secure proxy signature schemes based on bilinear pairings, it finds the schemes having security omission and no forward security.
对两个基于双线性对的前向安全的代理签名方案进行了安全性分析，发现其方案均存在安全漏洞，并不具有前向安全性。
Through the security analysis of two forward secure proxy signature schemes based on bilinear pairings, it finds the schemes having security omission and no forward security.
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