Credit Card Processing
AVS/CVV Codes
AVS Codes X Exact match, 9-character numeric ZIP Y Exact match, 5-character numeric ZIP A Address match only W 9-character numeric ZIP match only Z 5-character Zip match only N No address or ZIP match U Address unavailable G Non-U.S. Issuer does not ...
Card Testing
Card testing is a common type of fraud where fraudsters test a large number of stolen credit card numbers. Fraudsters acquire stolen partial or full card credentials and use them to make small purchases on a website to determine the validity of a ...
Processing Systems
The credit card processing system has many steps. Outlined below is a brief description of how a typical credit processing system works. The e-commerce transaction is submitted to a gateway such as COCARD. The transaction can usually be either only ...