A credit card security code is a three- or four-digit number that’s found only on a physical credit card.

Credit card security codes, or CVVs, shield your account details against information leakage. Find out more about how they work with Forbes Advisor Canada.

The security code for a credit card is often found within the strip provided for the consumer's signature.

For Discover®, Mastercard and Visa cardholders, the CVV is a three-digit code located in the signature box on the back of the credit card. It often follows the card’s account number.

What Other Information Is Needed Besides a Credit Card Security Code? More people are shopping online and using their credit and debit cards to pay for purchases.