Whether shopping online or over the phone, you must provide your credit card information to process the transaction. Apart from entering a card number and an expiration date, you probably will have to ...

The Card Verification Value (CVV) number is a unique code printed on your physical credit card used for card verification purposes. For most credit cards, this is a three-digit number printed on the ...

Credit card security codes are three-digit codes on the back of your card (four-digits on the front if you have an American Express card) used to verify that have the physical card. You typically ...