提出了一种证实数字签名方案。
数字签名方案可以解决这个问题。
一种新的多重代理签名方案。
同样，它也可以用来构建盲数字签名方案。
Also it can be used to construct blind digital signature scheme.
文章介绍了一种具有不同的授权组签名方案。
This paper introduces a group signature scheme with distinguished authorities.
本文对一种自证明签名方案实施了伪造攻击。
A forgery attack is presented on the self-certified signature scheme.
本文描述了一种适用于移动互连网的数字签名方案。
In this paper, we describe a digital signature scheme applied in mobile networks.
基于强rsa假设，本文提出了一种高效的群签名方案。
We propose a new efficient group signature scheme based on Strong RSA assumption.
在盲签名方案中，消息和签名结果对签名人是不可见的。
In blind signature scheme, a message and the signature result was unknown to the signer.
最后本文利用代理签名给出了一个新的部分盲签名方案。
Finally this paper shows a new partially blind scheme based on proxy signatures.
介绍了群盲签名的概念，并给出了两个新的群盲签名方案。
The notion of the group blind signature is given. Two new group blind signatures are proposed.
而单向签名是一种只有特定的用户才能验证的数字签名方案。
Directed digital signature is a special signature scheme that must be verified by specific user.
因此设计安全、高效、灵活的群签名方案具有重要的现实意义。
So it is very important to design secure, efficient and flexible group signature schemes.
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.
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。
So it is of great significance to design secure, efficient and feasible proxy signature schemes.
不仅改进了原签名方案的安全漏洞，而且为签名方案增加了可验证性。
The scheme not only improved former signature scheme's secure leak, but also increased verifiably.
然而目前已提出的大多数群签名方案的安全性、效率或灵活性仍不够理想。
However, the security, efficiency or flexibility of most group signature schemes proposed at present, are not very ideal.
分析了这些方案的共性及受攻击原理，最后给出了一个安全的群签名方案。
Then, commonness of these schemes is analysed, an improved coalition resistant group signature scheme is put forward.
安全分析表明它能抵抗各种内部和外部攻击，是一种安全的多重签名方案。
The security analysis of the new scheme shows that it can resist all kind of outsider and insider attacks.
在一个指定验证者签名方案中，只有指定的验证者才能验证签名的有效性。
In a designated verifier signature scheme, only the designated verifier can verify the validity of the signature.
本文根据最近向量问题（CVP），提出一种新的基于NTRU的签名方案。
This article introduces a new signature scheme based on the hard problem (CVP ) of NTRU.
该文基于超椭圆曲线密码体制提出了一个单向签名方案，并分析了其安全性。
A directed digital signature based on hyper elliptic curve cryptosystems was proposed and the security was discussed.
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.
同时，分析了该签名方案的安全性，并将其与其他签名方案的性能进行比较。
In addition, the security of this digital signature was analyzed and its performance was compared with other signatures.
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。
This paper proposed a secure proxy signature scheme based on the security of logarithmic problem and one-way function.
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。
Analysis shows that the proposed scheme satisfies all security properties of the strong proxy signature scheme and does not need a secure channel.
本文基于具有相同授权的组签名方案，介绍了一种具有不同签名授权的组签名方案。
Based on the group signature scheme with undistinguished signing authorities, this paper introduces a group signature scheme with distinguished signing authorities.
盲群签名方案是具有盲签名特点的群签名方案，在电子商务和电子政务中都有重要的应用。
Blind group signature scheme is group signature scheme with the characteristic of blind signature, which is widely applied in electronic commerce and electronic government.
提出了基于椭圆曲线的数字签名方案，探讨了椭圆曲线密码算法的优点及其特别适用的领域。
This paper has proposed an elliptical curve digital signature program, and has explored the advantages and its special application areas.
提出了基于椭圆曲线的数字签名方案，探讨了椭圆曲线密码算法的优点及其特别适用的领域。
This paper has proposed an elliptical curve digital signature program, and has explored the advantages and its special application areas.
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