搜索结果: 1-9 共查到“Divisible E-Cash”相关记录9条 . 查询时间(0.093 秒)
Divisible E-Cash from Constrained Pseudo-Random Functions
E-Cash anonymity Constrained PRF
2019/2/26
Electronic cash (e-cash) is the digital analogue of regular cash which aims at preserving users' privacy. Following Chaum's seminal work, several new features were proposed for e-cash to address the p...
AEP-M: Practical Anonymous E-Payment for Mobile Devices using ARM TrustZone and Divisible E-Cash (Full Version)
E-Payment Privacy Mobile Devices TrustZone
2016/5/23
Electronic payment (e-payment) has been widely applied to electronic commerce and has especially attracted a large number of mobile users. However, current solutions often focus on protecting users' m...
Divisible E-cash systems allow users to withdraw a unique coin of value 2n
from a bank, but
then to spend it in several times to distinct merchants. In such a system, whereas users want anonymity of...
Divisible E-cash has been introduced twenty years ago but no construction is both fully secure in the standard model and efficiently scalable. In this paper, we fill this gap by providing an anonymous...
Practical Divisible E-Cash
E-Cash divisible constant-size
2015/12/31
Divisible e-cash systems allow a user to withdraw a wallet containing K coins and to spend
k ≤ K coins in a single operation, respectively. Independent of the new work of Canard, Pointcheval,
...
Cut Down the Tree to Achieve Constant Complexity in Divisible E-Cash
Divisible E-Cash Anonymity Bilinear Groups
2015/12/22
Divisible e-cash, proposed in 1991 by Okamoto and Ohta, addresses a practical concern
of electronic money, the problem of paying the exact amount. Users of such systems can indeed
withdraw coins of ...
Practical Anonymous Divisible E-Cash From Bounded Accumulators
Practical Anonymous Divisible E-Cash Bounded Accumulators
2009/6/2
We present an efficient off-line divisible e-cash scheme which
is truly anonymous without a trusted third party. This is the second
scheme in the literature which achieves full unlinkability and ano...
Unlinkable Divisible Digital Cash without Trusted Third Party
digital cash divisibility unlinkability
2008/8/25
We present an efficient divisible digital cash scheme which is unlinkable and does not require
Trusted Third Party. The size of the coin is proportional to the size of the primes we use,
i.e., hundr...
Practical Anonymous Divisible E-Cash From Bounded Accumulators
Practical Anonymous Divisible E-Cash From Bounded Accumulators
2008/5/21
We present an e±cient o®-line divisible e-cash scheme which
is truly anonymous without a trusted third party. This is the second
scheme in the literature which achieves full unlinkability and an...