What Is the Security Code?
CVV2 is an important security feature for credit card transactions
on the Internet and over the phone. "CVV" stands for "Card Verification Value"
(Discover Card calls it the "Cardmember ID").
- It is the three-digit number printed in the signature space on the
back of most credit cards, such as Visa,
Mastercard, and Discover cards. The CVV2 number is always
the last group of numbers in the signature space on the back of the
card. It is not part of your regular credit card number.
- It is a four-digit number on the front of Ameraican Express
cards. It is printed (flat), not embossed like the card number.
The CVV2 number enhances fraud protection and helps to validate
- The customer has the credit card in their possession.
- The credit card number is legitimate
By helping to prevent credit card fraud, the CVV2 number keeps
costs down for everyone.