Network commerce has been raising its head for a few years and has adopted credit cards as the most common means of payment. However, on an open network like internet, credit card based systems have problems. Especially problematic is the authentication of the parties involved. Privacy issues are important since the customer is always identified with each payment. A few solutions have emerged, ...

The exponential growth of e-commerce borne from globalisation has fuelled the use of e-payment systems that are clearly a prerequisite business practice given that Internet consumers must pay for products and services. It is acknowledged that credit card payment is the foremost method for on-line purchases. However in Islamic countries, such as Libya, religious and ethical barriers prohibit the...

Micro-payment systems are becoming an important part of peer-to-peer (P2P) networks. The main reason is to address the “free-rider” problem in most existing content sharing systems. To address this issue we have developed a new micro-payment system for content sharing in P2P networks called P2P-Netpay. This is an offline, debit based protocol that provides a secure, flexible, usable and reliabl...

The main purpose of this paper is to investigate the retailer’s optimal cycle time and optimal payment time under the supplier’s cash discount and trade credit policy within the economic production quantity (EPQ) framework. In this paper, we assume that the retailer will provide a full trade credit to his/her good credit customers and request his/her bad credit customers pay for the items as so...

The examples given in the introduction to this monograph provide persuasive arguments that the combination of inflation and the traditional mortgage instrument imposes burdens on households and thrift stitutions, burdens which are likely to have impacts in the housing market and ultimately on the construction sector. We are interested in whether or not the existing literature, summarizing empir...

Fake antivirus (AV) programs have been utilized to defraud millions of computer users into paying as much as one hundred dollars for a phony software license. As a result, fake AV software has evolved into one of the most lucrative criminal operations on the Internet. In this paper, we examine the operations of three large-scale fake AV businesses, lasting from three months to more than two yea...

The emergence of e-commerce has created new financial needs that in many cases cannot be effectively fulfilled by the traditional payment systems. Recognizing this, virtually all interested parties are exploring various types of electronic payment systems, issues surrounding electronic payment system and digital currency. Broadly, electronic payment systems can be classified into four categorie...

In this paper, an Internet payment system is proposed. It gives users a choice to choose which payment method they like to use, either credit card or electronic coins. A literature review on existing payment systems and cryptography are discussed in the beginning of the paper. Then we discuss the mechanism of the proposed system and comparisons between the existing systems and the proposed one....

Consignment inventory (CI) is a supply chain business partnership where the customer orders to the vendor, but delays paying for goods. In CI, like the traditional systems, each member has authority over the timing and quantity of replenishments; however, these systems differ in time of transferring ownership. Previous researches showed different approaches for delay in payment in customer mana...