受限盲签名是实现高效离线电子现金系统的关键技术。
Restrictive blind signature is the essential technology in the implementation of efficient off-line e-cash system.
探讨在离线电子现金系统中的两种当前最主要的可分性解决方案。
It will discuss two main scheme of divisibility in off-line electronic cash system at present.
这不仅是理论研究的需要，也是我国离线电子现金系统广泛应用的必经之路。
It is not only a method for research, but also a requirement to fulfill the extensive application of the off-line electronic cash payment system in our country.
讨论了离线电子现金的概念 ，并在RSA盲签名和二次剩余的基础上提出了一种新的电子现金方案 。
The concept of off line electronic cash is briefly discussed, and a new electronic cash scheme based on RSA blind signature and quadratic residuosity is proposed.
运用我们提出的部分受限盲签名协议，我们提出了一个高效的基于离散对数及表示问题的离线电子现金系统。
Applying our partially restrictive blind signature protocol, the thesis proposes an efficient off-line e-cash system based on discrete logarithm and representation problem.
为防止电子现金重复花费和数据库记录无限制的膨胀问题，改进了现有的利用椭圆曲线密码系统构造的离线电子现金系统。
To prevent e-cash from double-spending and unlimited increase in the records of databases, an improved offline e-cash system based on elliptic curve cryptography was proposed.
电子现金作为一种理想的支付工具具有成本低、安全性高、离线交易等特点。
As an ideal payment type, the electronic cash have many excellences, such as lower cost, higher safety and off-line and so on.
可信方仅在现金提取协议和存款协议中与银行发生联系，因此本电子现金系统仍然是离线的。
The trustee connects with the bank only during the protocol of withdrawing and depositing. Therefore, this system still is an offline electronic cash system.
可信方仅在现金提取协议和存款协议中与银行发生联系，因此本电子现金系统仍然是离线的。
The trustee connects with the bank only during the protocol of withdrawing and depositing. Therefore, this system still is an offline electronic cash system.
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