Many friends find that they need to enter a security code when binding a China Merchants Bank credit card, but they have not set it up before. So where is the China Merchants Bank credit card security code? How to check the security code of China Merchants Bank credit card? Let me introduce it to you below.

Where is the China Merchants Bank credit card security code?

1. Credit card security code is a security code for credit cards when conducting online or telephone transactions. It is usually a 3 or 4-digit number printed on the credit card, and the location of the printing will vary on different types of cards. The credit card CVV code is usually on the back of the card next to the magnetic stripe.

2. The holder can check the security code by himself. There are 7 (or 8) bold numbers on the back of the credit card. The first four digits are the last digit of the bank card number, followed by a space. The 3-digit number is the security code.

3. When binding a credit card with Apple Pay, the user enters the last three digits next to the magnetic stripe on the back of the card, which is the security code.