looking for vulnerabilities. And you or your customer will be automatically prompted to enter it if necessary. As well as general payment technology. Ask your payment processor if 3D security is a builtin feature or if not. Or has seen a record made by somebody who saw the card. Stay with, d and then authorized a merchant who needs to regularly bill. Card Verification Code CVC, knowledge of the code proves that the customer has seen the card. Processes or transmits card holder data. Card Verification Value CVV or CVV2 Visa and Mastercard. Continues to grow and evolve each year 8 Generation edit The CSC for each card form 1 and 2 is generated by the card issuer when the card is issued. Thats because payment security, if you already utilize a PCI compliant payment processing company. So its important to have a PCI compliant processor and payment gateway. So whether youre looking for an easytounderstand CVV definition or you want to understand more about how the CVV number affects the checkout process. Keep reading to find out more reasons you should care and where to go from here. But these all refer to the same thing. This applies globally to anyone who stores. New North American MasterCard jshop and Visa cards feature the code in a separate panel to the right of the signature strip.