Due to a rapid advancement in the electronic commerce technology, the use of credit cards has dramatically increased. As credit card becomes the most popular mode of payment for both online as well as regular purchase, cases of fraud associated with it are also rising. Credit card fraud is the specific crime in banking system. The credit card crime has been growing rapidly for the last few years. The process of making profit through credit card in the economy has been decreased about 8.2 crore annually in India. To avoid and predict the fraudulent activities on credit card application, in this paper a method of detecting the fraud over credit card on behalf of the cibil score.