scholarly journals A Secure and Efficient Off-line Electronic Payment System forWireless Networks

Author(s):  
Horea Oros ◽  
Constantin Popescu

An electronic cash system allows the exchange of digital coins with value assured by the bank’s signature and with concealed user identity. In an electronic cash system, a user can withdraw coins from the bank and then spends each coin anonymously and unlinkably. In this paper we propose a secure and efficient off-line electronic payment system based on bilinear pairings and group signature schemes. The anonymity of the customer is revocable by a trustee in case of a dispute. Because the amount of communication in the payment protocol is about 480 bits, the proposed off-line electronic payment system can be used in wireless networks with limited bandwidth.

2019 ◽  
Vol 1 (2) ◽  
pp. 1-17
Author(s):  
Awais Ahmed ◽  
Abdul Aziz ◽  
Muhammad Muneeb

2013 ◽  
Vol 846-847 ◽  
pp. 1628-1631
Author(s):  
Song Jie Gong ◽  
Lin Di Jin

With the rapid development of electronic commerce, payment is becoming the focus problem of electronic commerce. Electronic cash has become the ideal method of electronic payment for it is able to realize fair, secure, effect electronic transacts. Along with electronic commerce development, electronic cash payment systems are also gradually developing. However, most electronic cashes are facing the security issues. Moreover, the amount of money each electronic cash card contains is fixed at issuance and is available only within a specified system. The key technology is digital signature technology, including blind signature, group signature, and ring signature. The paper researches the security problems of electronic cash in information safety and e-commerce, and discusses the electronic payment and the security problem, which is regarded as the foundation of electronic commerce. The main factors are given that causes security problems of electronic payment, and suggests corresponding precautionary measures.


2018 ◽  
Vol 6 (1) ◽  
pp. 21-27 ◽  
Author(s):  
Akanksha Upadhyaya ◽  
Bhajneet Kaur

The aim of this research paper is to explore the electronic payment system (EPS) acceptability determinants, from the consumer perspective. Exploratory factor analysis has been used to explore the factors based on different statements. The study has been conducted in North-West region of Delhi. Data has been collected from male-female of different age groups by using the questionnaire tool of data collection. For extraction of factors Principal component analyses and Varimax with Kaiser Normalization rotation method was used. The rotated component matrix shows best fitting of items to form a factor. As per the convergence of items, 4 factors were extracted and named. These factors are security concern, Knowledge, awareness and acceptability & convenience which are contributing for acceptability of electronic payment system among the consumers.


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