A CVV code is a three- or four-digit security code usually on the back of your debit card. The CVV code is often required for online purchases as a fraud-prevention measure.

A debit card is a payment card used to access your bank account. You can use a debit card online, at point-of-sale terminals, ...

This is a three-digit code that you will need to enter when shopping online, and is an extra security measure designed to keep your debit card protected from theft. Debit Cards vs Credit Cards ...

Most debit cards have a three-digit CVV, and — like their credit card counterparts — the code can typically be found on the back of the card to the right of the signature line.

CVV, sometimes CCV, is a 3- or 4-digit security code found on debit and credit cards that helps protect against fraud.