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» On Anonymous Electronic Cash and Crime
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ISW
1999
Springer
13 years 9 months ago
On Anonymous Electronic Cash and Crime
Anonymous electronic cash systems can be vulnerable to criminal abuse. Two approaches were suggested for solving this problem. In an escrowed cash system users are given anonymity ...
Tomas Sander, Amnon Ta-Shma
FC
1999
Springer
184views Cryptology» more  FC 1999»
13 years 9 months ago
Flow Control: A New Approach for Anonymity Control in Electronic Cash Systems
Abstract. Anonymity features of electronic payment systems are important for protecting privacy in an electronic world. However, complete anonymity prevents monitoring financial t...
Tomas Sander, Amnon Ta-Shma
INFORMATICALT
2006
116views more  INFORMATICALT 2006»
13 years 5 months ago
An Electronic Cash System Based on Group Blind Signatures
One important requirement of electronic cash systems is the anonymity of customers. Unconditional anonymity is also very well suited to support criminals in blackmailing. Maitland ...
Constantin Popescu
ITCC
2005
IEEE
13 years 11 months ago
A New Electronic Cash Model
- With the development of e-commerce, choosing a proper electronic payment method has become more and more important. Competing with other payment methods on the Internet, electron...
Xiaosong Hou, Chik How Tan
DEXAW
2003
IEEE
122views Database» more  DEXAW 2003»
13 years 10 months ago
Fairness in Wallets with Observer
We examine the interference of fairness and observers in digital coin systems. Since copying of coins cannot be prevented cryptographically in anonymous off-line coin systems, dou...
Heike Neumann, Thomas Schwarzpaul