You certainly, at the time of an online purchase, had to provide the CVV, right? In e-commerce, you have the information on where to locate that number. But it is important for you to understand what CVV is and its importance as there are many websites that “Sell CVV Shop” so you have to be extra careful. With this in mind, we have prepared this article to explain to you in a simple and complete way.

What you will find in this article:

1 - What is CVV?
2 - Where is the CVV?
3 - How does the CVV work?

What is CVV?

CVV is the abbreviation of "Card Verification Value".

The credit card flags use this acronym as a reference to the Card Security Code (CSC). Used as a guarantee that the buyer has the card used in their hands.

This code is one of the most important protections available against fraud and irregular transactions conducted online. So if you will receive any call asking for your bitcoin credit card no. Be alert! This types of call you are receiving from “Sell CC shop” and they misuse your credit card.

You can find other acronyms for the same code. This depends very much on the responsible operator. Master cards use the (CVC or CVC2 - Card Validation Code) Card Validation Code. For American Express cards, you will find Card ID (CID or Card ID).

There are also other forms that are used, such as V-CODE (Verification Code), CVVC (Card Verification Value Code), CVD (Card Verification Data) or CCV (Card Code Verification).

Where is the CVV?

Regardless of the nomenclature, the most important thing is to know how to locate this code. Most of the flags use the three-digit security code on the back of the card below the magnetic line just after the card number.

On Amex (American Express) cards, the CVV is in the right corner, in front of the card, as shown in the illustration. The Amex CVV is formed by a four-digit number.

How does CVV work?

The verification code can be made up of three or four digit numbers. These numbers are provided by an algorithm (a recipe that shows step-by-step procedures for solving a task) based on encryption which uses card data such as the number and card verification. This process ensures that your security code is unique and secure.

However, to ensure the security of the transaction, you must keep it a secret. Carriers need to clear all file and device information as soon as the operation is validated.