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.

Credit card issuers assign a 15- or 16-digit number to each card, But what do those numbers mean? We’ll dive into the details.

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.