Proxy signature is summarized and analyzed.
总结和分析了代理签名。
A new multi-proxy signature from bilinear pairings.
一种新的多重代理签名方案。
Strong proxy signature is researched and discussed in this paper.
本文对强代理签名进行了深入研究和探讨。
The security of the proposed proxy signature schemes is analyzed.
本文对该代理签名方案的安全性进行了分析和证明。
It mainly consists of two parts: proxy signature and proxy cryptosystem.
代理密码学主要包括代理签名和代理密码系统两个部分。
It is showed that our proposed blind signature and proxy signature are secure and effective.
分析表明，提出的盲签名和代理签名是安全有效的。
With proxy signature, an original signer can entrust his signing authority to a proxy signer.
在代理签名方案中，原始签名人能将其数字签名权力委托给代理签名人。
So it is of great significance to design secure, efficient and feasible proxy signature schemes.
因此设计安全、高效、可行的代理数字签名方案具有重要的现实意义。
The analysis shows that our proposed blind signature and proxy signature are secure and effective.
分析表明，所提出的盲签名和代理签名是安全有效的。
We introduce the notion and taxonomy of proxy signature as well as its security properties needed.
引入代理签名概念、分类及需要满足的安全性质。
In this paper, the one-time proxy signature scheme and time-limited proxy signature scheme are proposed.
提出了一个一次性代理签名方案和一个时控代理签名方案。
Proxy signature schemes allow a proxy signer to generate a proxy signature on behalf of an original signer.
代表一个原始签名人生成一个代理签名，代理签名方案允许代理签名。
This paper proposed a secure proxy signature scheme based on the security of logarithmic problem and one-way function.
基于离散对数问题和单向函数的安全性，提出了一个新的安全的代理签名方案。
In this paper, two important protocols, proxy signature protocol and electronic auction protocol, were studied in-depth.
本文就电子商务中的两个重要协议：代理签名协议和电子拍卖协议进行了深入研究。
Then, we present an examples of proxy signature scheme that can be proven secure in the random oracle model respectively.
然后用该模型分析了一个具体的代理签名体制的例子，证明了这个代理签名方案在随机预言模型下是可证安全的。
Two secure schemes of certificateless ring-signature and certificateless ring proxy signature based on CL-PKC are proposed.
基于CL- PK C提出了两个安全的无证书环签名方案和无证书环代理签名方案。
Because PKG can compute the private key of any user in system, it can forge a blind signature or a proxy signature of any one.
因为PK G可以计算系统内任何用户的私钥，当然可以伪造任何用户的盲签名和代理签名。
The analysis of security shows that it is a weak proxy signature scheme and does not belong to a strong proxy signature scheme.
安全分析表明它是一种弱代理签名方案，不属于强代理签名。
Meanwhile we give a primary discussion on proxy signature of protecting proxy signer's privacy, and propose some improved schemes.
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。
We proposed a series of signcryption, proxy signature, proxy signcryption, multi-proxy signature scheme etc. from bilinear pairings.
由于双线性对在密码学中的广泛应用，已提出了许多基于双线性对密码体制。
Analysis shows that the proposed scheme satisfies all security properties of the strong proxy signature scheme and does not need a secure channel.
分析表明所提方案能够满足强代理签名方案的安全需求，同时不需要使用安全信道。
This paper proposes an improved multi-proxy signature scheme. The improved scheme is constructed from bilinear pairings using BLS short signatures.
利用BLS短签名构建了一种改进的基于双线性映射的多重代理签名方案。
In this scheme, the key updating algorithm is used by the original signer, so the security of the proxy signature key is promoted to a higher level.
该方案将密钥更新算法应用在原始签名者计算过程中，更有效增强了代理签名密钥的安全性。
Due to the use of short signatures, the scheme is not only efficient, but also satisfies all the security requirements of the strong proxy signature.
该方案与其它方案相比，不仅更为高效，而且达到了强代理签名的安全性要求。
It is shown here that S-L-H scheme is insecure against the public key substitution attack and an improved threshold proxy signature scheme is proposed.
这里指出s - L - H方案不能抵抗公钥替换攻击，并给出了一个改进的门限代理签名方案。
Besides having the basic properties of the proxy signature, the new scheme prevents proxy misuse, original signer's forgery and public key substitution attack.
此外，该方案不仅满足代理签名的基本性质，还避免了代理权滥用、原始签名人伪造和公钥替换攻击。
An improvement to mend the security leaks was proposed, which overcame the disadvantages and retained the merits of the original threshold proxy signature scheme.
对该方案进行了改进，改进后的门限代理签名方案克服了原门限代理签名方案的安全隐患，并且保留了原门限代理签名方案的优点。
This scheme meets the requirement of blind proxy signature, while the third party is easy to revoke a supposed signature and cancel the right of a supposed signer.
论文利用公平电子现金的思想，在谷利则等人的盲代理签名方案的基础上提出了一个可撤销匿名、可回收代理签名权的代理签名方案。
A new proxy signature scheme is proposed. The security is based on factoring representation problem, so it is not based on the discrete logarithm problem cryptosystem.
提出了一种新型代理签名方案，其安全性是建立在因子分解表述难题之上，因而不是基于离散对数密码体制的方案。
A new proxy signature scheme is proposed. The security is based on factoring representation problem, so it is not based on the discrete logarithm problem cryptosystem.
提出了一种新型代理签名方案，其安全性是建立在因子分解表述难题之上，因而不是基于离散对数密码体制的方案。
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