目前，前向安全签名体制在密码技术研究中备受关注并获得了深入的研究。
Recently, forward security has received a significant attention and has been extensively researched in the cryptographic community.
本文在一个基于双线性配对函数的签名方案的基础上构造了一个前向安全签名方案。
In this paper, we describe a forward-secure signature scheme from a paring-based short signature scheme using bilinear pairings.
前向安全的群签名方案是把前向安全性引入到了群签名方案中，提高了群签名方案的安全性，使其更能适合某些特定的应用。
The forward secure Group Signature Schemes introduce forward secure to the Group Signature, improved the security of the Group Signatures, make its can be suitable for some specific application.
提出了一种基于零知识证明协议的前向安全数字签名的新方案。
Based on the zero-knowledge proof protocol a new forward-secure digital signature scheme is proposed.
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.
在已有的概率签名方案的基础上提出了一种基于双线性映射的具有前向安全的概率签名方案。
This paper proposes a forward secure digital signature scheme based on bilinear pairings. It divides signature course into several periods.
对一个具有有效成员撤销功能的前向安全群签名方案进行了密码学分析，指出了该方案中存在的一些设计错误和缺陷。
A forward security group signature scheme with effective member revoke was analyzed, some design mistakes and flaws in this scheme were pointed out.
方案不仅能抵抗伪造攻击和满足代理签名的性质，而且具有前向安全。
The scheme not only can effectively resist the forgery attacks and satisfy all security properties of proxy signature, but also has the properties of forward security.
新方案保持了不可否认数字签名方案的一般特点，并具有前向安全性。
The new scheme not only keeps the general feature of undeniable signature scheme, but also has the feature of forward secure.
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.
给出了一个改进的前向安全多重签名方案，可简化多重签名的过程，提高了签名效率。
Based on the scheme, an improved forward security multi-signature scheme is proposed, which can reduce the procedures of multi-signature and increase signature efficiency.
最后基于前向安全代理签名方案给出了一个电子交易方案。
Finally, we propose an electronic commerce transaction system based on the forward secure threshold proxy signature scheme.
方案的前向安全性保证了签名密钥可定期更新，即使当前时间段的签名密钥被泄漏，敌手也不能伪造先前的签名。
Forward security of the scheme means that even if the secret key of current time period is compromised, some security remains. It is impossible to forge the signature relating to the past.
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.
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.
该方案利用前向安全数字签名理论和技术，保证了一个PKI系统在CA签名密钥泄露的情况下损失最小；在CA需要更换签名密钥时效率最高；
The scheme utilizes the theory and technology of forward-secure digital signature to guarantee that the loss is the lowest in the case that CA's signing secret key is compromised;
该方案利用前向安全数字签名理论和技术，保证了一个PKI系统在CA签名密钥泄露的情况下损失最小；在CA需要更换签名密钥时效率最高；
The scheme utilizes the theory and technology of forward-secure digital signature to guarantee that the loss is the lowest in the case that CA's signing secret key is compromised;
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