Although at the moment electronic payment via the Internet has no major impact on e-commerce sites, it will be a prerequisite for new business models, such as pay-per-view, and necessary for the success and cost efficiency of future e-commerce applications. Many payment protocols and frameworks for various business domains exist. However, they are incompatible which makes it hard for service de...

Numerous anonymity revocation mechanisms have been proposed for off-line e-cash system in the last decade. Within this category of payment systems, two primary considerations are double-spending detection and tracing capability. However, most designs and existing solutions for these two basic requirements are inefficient or impractical. In this paper, an efficient e-cash with anonymity revocati...

Micro-payment systems have the potential to provide non-intrusive, high-volume and low-cost pay-asyou-use services for a wide variety of web-based applications. We proposed a new model, P2P-NetPay, a micro-payment protocol characterized by off-line processing, suitable for peer-to-peer network service charging. P2P micro-payment systems must provide a secure, highly efficient, flexible, usable ...

Copy right Idea Grou p Inc . Copy right Idea Grou p Inc . Internet online sales totaled $7.8 billion for 1998, with the average online shopper spending $629 (Fasig, 1999). During the 1999 holiday season, online sales were reportedly double that of 1998 at many “e-tailers” (although final statistics had not been published as this chapter went to press). As Web-based consumer sales grow, so does ...