Card code payment is based on your ID number and the card code on the back of the credit card (printed after the signature area, usually 7 digits, with the last 3 digits used). In this way, you can make remote payments without opening online banking.
Card password payment requires the debit card holder to enter the withdrawal password, the last three digits of the signature column on the back of the card, CVN2, and the SMS dynamic verification code (the mobile phone number is reserved at the counter when opening the card), and the credit card holder enters With the withdrawal password and SMS dynamic verification code (reserve your mobile phone number at the counter when opening the card), you can shop online even without opening online banking.