In succession it describes a secure and efficient e-cash system.
接着阐述本文建立的一个安全有效的电子现金系统。
Using this ID-based fair blind signature scheme, a fair e-cash is proposed.
并根据该方案提出了一个公平电子现金系统的框架设计。
An E-cash system with multiple Banks based on restrictive proxy blind signature is proposed.
基于限制性代理盲签名，提出了一种新的多银行电子现金系统。
Then we introduce models, categories, key technologies, open problems and remarks of e-cash system.
然后介绍了电子现金系统的模型、分类、关键技术、存在的问题及述评。
The double-spending is the kernel problem in the E-cash scheme, since the copying of E-cash is very easy.
由于电子货币容易被复制，所以防止电子现金的重复花费是设计电子现金方案必须考虑的安全问题。
A safe and convenient E-cash system scheme is submitted based on analyzing the present technology of E-cash.
在分析现有电子现金技术的基础上，提出一种安全的、方便的电子现金支付系统实现方案。
If users open accounts in Banks and deposit some money at Banks which provide the E-cash service, they can shop in the online shop.
如果用户在提供电子现金服务的银行开立帐户并存钱后就可以在网上商店购物了。
This paper proposes a new e-cash scheme, which supports delayed payment. The new function is implemented by ID-based encryption technology.
提出一种新的电子现金方案，利用基于身份的加密技术，实现能保障收款方如期收款的延时付款功能。
The details of each protocol in our new E-cash system are described thoroughly. In addition, the security proofs and efficiency analysis...
本文详细描述了系统的各个协议，并给出了相应的安全性证明和效率分析。
This paper firstly introduces background, conception, research idea, present situation and progress at home and abroad of e-cash technology.
本文首先介绍电子现金产生的背景、概念、研究思路、国内外现状与进展。
Ever since then, hundreds of academic papers have been published to improve the efficiency and security of e-cash constructions - to name a few.
从那时起，已发表了数以百计的学术论文试图改善例如电子货币构造的效率和安全的问题。
The details of each protocol in our new E-cash system are described thoroughly. In addition, the security proofs and efficiency analysis are given in...
本文详细描述了系统的各个协议，并给出了相应的安全性证明和效率分析。
Due to the inborn nature of easy duplication and reuse of E-cash, it is a requisite that the anonymity of E-cash be removed on certain occasions when necessary.
完全匿名的电子现金很容易被拷贝后重复使用，所以公平的电子现金被要求在必要的时机能够撤销其匿名性。
The comparison experiment with the easy come easy go divisible e-cash which is the most excellent e-cash system, shows that our scheme is superior in speed and function.
通过与目前最优的电子现金系统（《方便的可分电子现金系统》）的 对照实验，表明该方案在速度 和功能两方面都要优越。
As electronic cash (E-cash) is one of the most attractive electronic payment forms, electronic cash system has attracted lots of researchers' attention at home and aboard.
电子现金是电子支付最有吸引力的方式之一，电子现金系统的研究受到了国内外很多学者的关注。
Applying our partially restrictive blind signature protocol, the thesis proposes an efficient off-line e-cash system based on discrete logarithm and representation problem.
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。
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.
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。
Electronic payment system is the kernel of E-commerce system. Although the electronic payment system based on E-cash is still under developing, it might be widely used because of its advantage.
电子支付系统是电子商务系统的核心，基于电子现金的电子支付系统目前还处于研究阶段，但由于它拥有许多优点，在未来将被广泛使用。
The dissertation devised one card system according to multi-payment of e-cash which can help realize the community multi-payment mode, then combined the application of smart card and e-business.
论文根据混合式数字现金支付模式设计了混合模式的“一卡通”体系，融合了基于宽带网络和智能卡终端系统的功能，使智能卡应用与网络电子商务相结合。
In this paper, we introduce a notion called restrictive blind group signature, then we construct a fair off-line e-cash system in the multiple bank model with both user and bank anonymity control.
本文提出一个新的称为限制性群盲签名的概念，并且指出了如何利用限制性群盲签名来构造多个银行参与发行的、公正的电子现金系统。
Rumor: Internet users can receive cash rewards from Bill Gates by forwarding an E-mail message to test a Microsoft tracking system.
流言：网络用户通过发送邮件帮助测试微软的跟踪系统，可获得比尔·盖茨的现金奖赏。
For everybody else, such as infrequent readers and the young and cash-strapped, the mobile phone may become the preferred e-reader.
而对于其他人——诸如不常阅读的人，年轻人，钱袋紧的人——手机可能是他们更偏好的电子阅读器。
If you check under current assets on the balance sheet, you will find cash and cash equivalents (CCE or CC&E).
查一下资产负债表中流动资产项下，你会看到现金及等价物（CCE或CC&E）。
She spends her days shuttling between her three stores and the office of her local intermediary, transferring cash and e-float to where they are needed most.
她的日常工作就是搭乘班车往返于代理店和当地中介机构的办公司，换取现金和e-float，然后送到最需要的地方去。
We do not model how these interactions are accomplished-through telephone, US mail, E-mail, Web application, in person, check, credit card, or cash.
我们不为如何完成这些交互(通过电话、美国邮政、电子邮件、Web应用程序、亲自前往、支票、信用卡或现金)建模。
But agents in cities, where most transactions are deposits (see chart), accumulate cash and risk running out of e-float, at which point they cannot take any more deposits.
但身处城市代理商完成的大多数交易都是存款(如下表)。代理商积存现金，因而存在e -float耗尽的风险，达到一定存款限度后，他们就不能接受其他存款。
Keeping the system running requires the agents to manage their liquidity, by regularly swapping cash for e-float, or vice versa.
该系统要持续运行的话，就得要求代理商控制好流动性，不论是频繁以现金换取e -float，还是以e - float换取现金。
Agents in rural areas, where most transactions are withdrawals, accumulate e-float and risk running out of cash.
农村地区的代理商主要办理取款业务，该地区的代理商积存e - float，因而存在现金耗尽的风险。
Give yourself a specific time period — say two hours — to answer personal e-mails, update your Facebook page, and check texts, Cash suggests.
卡西建议：给自己一个明确的上网时间限制——比如两个小时——来收发邮件，更新Facebook主页，查看短信。
Give yourself a specific time period — say two hours — to answer personal e-mails, update your Facebook page, and check texts, Cash suggests.
卡西建议：给自己一个明确的上网时间限制——比如两个小时——来收发邮件，更新Facebook主页，查看短信。
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