E-Cash Module Combined with Costas Arrays

Offline E-cash System with Finite Circulation Period Based on Elliptic Curve

基于椭圆曲线含有效期的离线电子现金系统

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Secondly, in view of the nature of e-cash and blackmail crime and basing on multi-denomination e-cash scheme, this paper proposes a fair anonymity-revocable off-line electronic cash scheme through introducing the off-line trusted party.

其次，针对电子现金系统的性质和勒索犯罪，本文基于多面值的Brands电子现金方案，通过引入离线的可信方，构建了一个公正的可撤销匿名性的离线电子现金方案。

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New proxy blind signature scheme and its application in electronic cash

新的代理盲签名方案及其在电子现金中的应用

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Design and analysis of the e-cash system based on the blind signature

一种基于盲签名的电子现金系统设计与分析

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An Improvement to Brands E-cash Scheme

对Brands电子现金方案的一种改进

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ESIGN digital signature and extended ESIGN subliminal channel are used to construct the protocol of electronic cash system.

ESIGN数字签名及扩展的ESIGN阈下信道被用于电子现金协议的构造。

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Divisible E-cash System with the Function of Trust and Proxy

具有委托、代理功能的可分割电子现金系统

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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.

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。

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Research on Implementation of Transferable Of-Line Electronic Cash with Finite Circulation Period

具有有限流通期的可转移离线电子现金实现方法研究

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One e-voucher can only be used in one transaction.

每宗交易仅可使用一张电子现金券。

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Any bank can issue electronic cash in this system.

系统中的每个银行都能发行电子现金。

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The Certificate Authority ( CA) as the trustee third party is introduced, and an efficient fair electronic cash system is established based on the elliptic curve blind digital signature.

利用椭圆曲线上盲签名方法，引入认证中心（CA）作为可信的第三方，构建了一个高效的公平电子现金支付方案。

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The Research on E-Cash Scheme by Identity-Based Group Blind Signature

基于身份的群盲签名的电子现金方案的研究

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The free-riding problem caused by the selfish behaviors of the anonymous communication system participants was studied in this paper. Revocable Anonymous Off-Line E-Cash Scheme Without TTP

针对匿名通信系统中成员自私行为带来的Free-Riding问题进行了研究，量化地分析了匿名通信系统中的自私成员数量对于系统匿名性及工作效率的影响。无可信第三方的离线电子现金匿名性控制

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The scheme introduces a trustworthy third party authentication system on the basis of Brands, adopts high efficient and secure ECC digital signature which is widely accepted at present and improves the efficiency and security of e-cash.

该方案在Brands方案的基础上引入了一个可信的第三方认证机制，并采用了目前公认的效率高、安全性好的ECC数字签名方法，有效地提高了电子现金的效率和安全性。

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Brands' restrictive blind signature scheme is the theory basis of off line electronic cash protocol, which can assure the anonymity of honest users and detect the double spending activities afterwards.

Brands受限盲签名方案是离线电子现金协议的理论基础，使用该技术可以实现用户身份的匿名性并能保证事后揭示双重花费用户的身份。

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At last, do research in the Hash technology used in the digital cash, indicating that the Hash technology is an effective way to guarantee the digital cash security.

最后研究了电子现金中使用的Hash技术，说明了Hash技术是保证电子现金安全的有效措施。

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Please make sure your email address is correct as we will send the HK$ 100 ZUJI Dollar e-voucher to the address you enter.

因价值港币100元的ZUJI电子现金券会以电邮通知，请确保您的电邮正确。

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The Design and Implementation of Offline Anonymous Electronic Cash System

离线匿名电子现金系统的设计与实现

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Using Visual Studio 2008, we designed and developed a prototype system of efficient ECC-based divisible E-cash to simulate the basic functions of the protocol.

最后，对基于ECC的可直接计算的可分电子现金协议进行了实验验证，利用VISUAL STUDIO2008开发环境，设计开发了一个基于ECC的高效可分电子现金原型系统，模拟实现了协议的基本功能。

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