CSC Code is a security code used to protect your credit card and prevent fraudulent use. To locate your CSC Code please scroll down to the type of card you are using.
Visa/MasterCard/Discover
On Visa, MasterCard, and Discover cards, the CSC Code is the last 3 digits immediately after your credit card number on the back of your card. The CSC Code is located within the signature panel (see examples below).
American Express
On American Express cards the CSC Code is the 4 digits above and to the right of your credit card number on the front of your card (see example below).