Here's how to find your credit card security code A credit card security code provides protection against fraud in online and over-the-phone transactions.

What Is the CVV on a Credit Card? A credit card’s CVV acts as another line of security against fraud. The CVV, or card verification value, can also be referred to as the CSC, or card security code.

Understanding CVV number The CVV number is a three- or four-digit code printed on your credit, typically found on the back of the card near the signature strip.

The rotating three-digit security code on the back changes every hour, making it almost impossible for anyone without the card to use it.

A longtime reader recently asked: How do online fraudsters get the 3-digit card verification value (CVV or CVV2) code printed on the back of customer cards if merchants are forbidden from storing ...