门限签名是一种特殊而重要的数字签名。
Threshold signature is a kind of special and important digital signature.
提出了一种新颖的基于概率权重的门限签名方案。
This paper develops a novel threshold signature scheme based on probability weight.
使用双线性映射工具，提出基于双线性对的门限签名方案。
A threshold signature scheme based on the bilinear mapping tool was proposed.
但在现有的门限签名方案中，合谋攻击一直是一个难以解决的问题。
But in the existing threshold signature scheme, conspiracy attack is still a problem which is difficult to solve.
最后分析了系统采用门限签名方案的安全性、可靠性、正确性，以及系统性能。
Lastly, the pape research security, reliability, validity of threshold RSA signature schemes and the system capability.
针对现有动态门限签名方案存在的不足，提出了一个基于双线性对的动态门限签名方案。
A dynamic threshold signature scheme from bilinear pairings was presented to solve the problem in the available dynamic threshold signature scheme.
现有大多数门限签名体制存在一个共同的问题：门限值是固定的，这限制了它们的应用范围。
In most available threshold signature schemes, only one group secret key is Shared among a group of signers and the threshold value is fixed.
将前向安全的概念结合到基于双线性对的门限签名方案中，提出了一个基于双线性对的前向安全短门限代理签名方案。
A forward secure short threshold proxy signature scheme from bilinear pairing is proposed by combining the concept of forward security with threshold signature from bilinear pairing.
但在门限签名环境中，因为私钥片段没有对应的公钥，所以由这些私钥片段所产生的部分签名无法通过相应公钥进行验证以判断其真实性。
But the validity of the sub-signatures generated by sub private keys in threshold signature environment can't be verified in this way because there are not public keys for the sub private keys.
对张劼等人提出的一类可验证的门限签名方案进行了安全性分析，发现它存在安全漏洞，容易受到合谋攻击和伪造攻击，并且不具备不可否认性。
Through the cryptanalysis of a verifiable threshold signature scheme presented by Zhang and Wen, concluded it not only exist collusion attack and forgery attack, but have no undeniability.
最后，基于本文提出的椭圆曲线密码体制上的门限代理签名方案，设计开发了一个电子审稿系统。
Last, based on the above scheme, an electronic review system is designed and developed, which can reduce the workload of editors and increase the automation of review systems.
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。
An improvement to mend the security leaks was proposed, which overcame the disadvantages and retained the merits of the original threshold proxy signature scheme.
给出了一个新的实用的电子投票协议，主要采用了基于双线性对的门限部分盲签名方案和比特承诺技术。
A new and practical electronic voting scheme is proposed by using threshold partially blind signature scheme from bilinear pairing and bit commitment technology.
门限群签名是一类重要的数字签名，但现有的门限群签名方案几乎都有缺点。
Threshold group signature is an important kind of signatures, but all of the existing threshold group schemes have weaknesses.
指出一种动态门限群签名方案有冗余，提出了针对该签名三种攻击。
We point out the redundancy of a dynamic threshold group signature scheme and demonstrate three attacks on it.
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。
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.
基于代理签名与可转换认证加密方案，任等(2005)提出了一种代理可转换认证加密和门限代理签名方案。
Based on proxy signature and convertible authenticated encryption scheme, Ren et al. (2005) proposed proxy convertible authenticated encryption and threshold proxy signature scheme.
提出了一个动态门限群签名方案。
A dynamic threshold group signature scheme is proposed in this paper.
基于目前团体签名的实际需要及数字签名的研究，结合交互式零知识证明的概念，提出了一种新的门限数字签名算法。
A new threshold digital signature using the research result about the digital signature with zero knowledge proof was proposed in this paper.
结合椭圆曲线密码体制、门限密码技术和盲签名方案，该文提出了一种基于椭圆曲线可验证的门限盲签名方案。
This paper presents a new verifiable threshold blind signature scheme based on the elliptic curve by adopting threshold cryptography and blind signature scheme.
门限代理签名具有安全性更高，分散管理权限等良好的性质而得到广泛的关注。
It is widely studied for its good performance, such as high security, decentralization of management and so on.
为了满足原始签名人的意愿，提出一个指定接收人的门限代理签名方案。
To satisfy the original signer hope, a threshold proxy signature scheme is proposed with designated receiver.
提出一个新的门限代理重签名方案。
The paper proposes a new threshold proxy re-signature scheme.
此外还构造了一个具有前向安全性的门限数字签名方案。
Furthermore, a forward-secure threshold digital signature scheme is proposed.
仿真结果表明该方案在平均签名时间和签名验证成功率上要优于传统的门限密码体制。
Simulation results demonstrate that it is better than traditional threshold cryptosystem with respect to the average signature of time and successful signature rate.
针对一个典型的门限代理签名方案，分析了方案中的缺陷并进行了改进，使得该方案能满足门限代理签名体制的安全和性能要求。
A typical threshold proxy signature scheme is analyzed and improved from some weakness. It can satisfy security and performance requirements of threshold proxy signature schemes.
在分析的基础上，有效地将群签名与门限群签名技术融合在一起，提出了一个能抵抗合谋攻击的门限群签名方案。
Though the analysis and combining group signature technology to threshold based group signature scheme, a threshold based group signature scheme with against conspiracy attack was proposed.
相对而言，设计标准模型下的动态门限代理签名方案更有实际意义。
It is more practical to design threshold proxy signature scheme in the standard model, compared with the existing ones.
目前的门限代理签名方案几乎都是基于离散对数问题的，基于RSA密码体制的门限代理签名方案几乎很少。
The proposed threshold proxy signature schemes have been based on the discrete logarithm problem, and there are few RSA-based schemes.
对一种基于双线性对的新型门限代理签名方案进行了密码分析，发现该门限代理签名方案不能抵抗伪造攻击和公钥替换攻击。
Through the cryptanalysis of a threshold proxy signature scheme in literature, the scheme could not resist insider attacks and public-key substitute attacks.
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