Editorial Note: Forbes Advisor may earn a commission on sales made from partner links on this page, but that doesn't affect our editors' opinions or evaluations. CVV stands for card verification value ...

Aside from the card number itself, the CVV is one of the most important numbers on your credit or debit card. This three- or four-digit code is designed to prevent fraud. "The CVV was first devised as ...

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 ...