A High Yield Investment Program (HYIP) is an online Ponzi scheme, a financial fraud that pays outrageous levels of interest using money from new investors. We call this fraud ‘postmodern’ in that sophisticated investors understand the fraud, but hope to profit by joining early. These investors support ‘aggregators’ – reputation websites that track the status of HYIPs. We examine 9 months of agg...

The healthy development of the Internet largely depends on the online advertisement which provides the financial support to the Internet. Click fraud, however, poses serious threat to the Internet ecosystem. It not only brings harm to the advertisers, but also damages the mutual trust between advertiser and ad agency. Click fraud prediction is a typical big data application in that we normally ...

The prevention of credit card fraud is an important application for prediction techniques. One major obstacle for using neural network training techniques is the high necessary diagnostic quality: Since only one financial transaction of a thousand is invalid no prediction success less than 99.9% is acceptable. Due to these credit card transaction proportions complete new concepts had to be deve...

Outlier detection is useful for credit card fraud detection. Due to drastic increase in digital frauds, there is a lot of financial losses and therefore various techniques are developed for fraud detection and applied to diverse business fields. In high-dimensional data, outlier detection presents some challenges because of increment of dimensionality. In this paper, the proposed model aims to ...

A lot of transactions occur in banking sector due to day to day operations. E-Commerce is widely used in busy life. In E-commerce life, credit card transactions are increasing day by day. This will increase in frauds in credit card. Credit card fraud is a major problem in financial industry. Many technologies have been developed to reduce the fraud in credit card such as data mining fuzzy logic...

Financial statement fraud or corruption is one of the most common types committed by company executives. Pressure, opportunity, rationalization, arrogance, and ability to commit are all factors that contribute financial fraud. The role auditor critical in detecting signs reports. Therefore, researchers wish conduct a literature review on audit fraud, focusing auditing identifying fraudulent cor...