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

A credit card security code is a three- or four-digit number designed to prevent fraudulent transactions. You might hear this code referred to as the Card Verification Value (CVV).

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

They ask you to verify that you actually have the card in your possession by reading the three-digit security code on the back of the card. Now the scam is complete.