What is a PIN? How many numbers does an ATM PIN have? Forgot PIN code how?

ATM cards are increasingly used today. Thanks to ATM cards, transactions are simpler than ever. To use an ATM card, a PIN is required. So PIN code is what? What to do when you forget your PIN? Find out right through the following article.

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What is a PIN?

PIN stands for Personal Identification Number which means personal identification number. PIN is a number that helps identify different customers. In other words, a PIN is a unique and secure password for logging into accounts.

What is the ATM PIN?
ATM PIN is a personal identification number

Today, increasingly sophisticated cybercriminals require banks to increase security. PIN code is an important step in the account security system. Usually PIN codes are commonly used in banking or system login accounts.

What is an ATM PIN?

An ATM PIN is an identifier that helps a customer log into an ATM account. An ATM PIN is a sequence of numbers. Depending on the bank, the PIN code has a length of 4-8 numbers. ATM PIN helps customers to withdraw money at ATMs and conduct other money transfer or receipt transactions.

PIN codes are designed to protect fraudsters when logging into ATM accounts. When you sign up make an ATM card, the bank will provide any PIN to the customer. Immediately after receiving the card, customers need to change their PIN to avoid information disclosure.

ATM PIN How Many Numbers?

Each bank will have its own number regulation on setting ATM PIN, but in reality, ATM Pin codes usually have 4 or 6 numbers.

For example:

  • ATM pin code Vietcombank, AgriBank, Vietinbank, Techcombank, Timo,... has 6 numbers
  • ATM pin code ACB, Eximbank, Dong A,… has 4 numbers.

The Importance of ATM PINs

ATM PIN is information that helps customers log in to their ATM accounts. Therefore, if the crooks get an ATM card and know the PIN, they can easily steal the money in the account. Therefore, you absolutely need to keep the security of your PIN.

To ensure security, banks encourage customers to change their PIN regularly. PIN codes generally avoid easy-to-guess numbers like birthdays or frequently used numbers. However, customers need to remember the PIN codes after changing.

Forgot ATM PIN What To Do?

Currently, each customer can have many different ATM cards along with dozens of other accounts. That's why forgetting ATM PIN often happens. When you forget your PIN, you can contact your ATM card issuer for help.

Use safe PIN code
When you lose your PIN, you need to lock your bank card

In the process of waiting for the PIN to be reissued, customers can rest assured about the account balance. To be able to use the money, in addition to the PIN, an ATM card is required. If you don't have an ATM card, you can withdraw money just knowing the password.

See details: forgot atm card password what to do?

How to Get PIN Code Back at the Bank?

The procedure to get your PIN back at the bank is generally quite simple. You just need to follow these steps:

  • Step 1: Contact the card issuer's switchboard to present the current card situation. Customers need to provide card-related information such as card number, customer name, identity card number, etc.
  • Step 2: The bank staff will assist customers in locking their accounts or restricting their accounts.
  • Step 3: Customers go directly to the bank counters to get PIN code.

Is there a fee to retrieve a PIN?

To get the PIN back, customers are required to go directly to the transaction counters. To ensure the highest security, the bank does not provide passwords via hotline. To get the PIN back, the customer needs to pay a small fee.

Depending on the regulations of each bank, the fee to recover the PIN code will be different. In general, the fee to retrieve the PIN is low. Fees usually range from 50,000 VND to 100,000 VND. Customers can pay the fee directly at the counter or deduct money from their account.

Where to change ATM PIN?

Change PIN at ATM

Customers can change their ATM PIN at ATMs by following these steps:

  • Step 1: Go to the ATM, the bank issues the card, then insert the card into the card receiving slot in the correct direction
  • Step 2: Select language
  • Step 3: Enter the old PIN or the ATM PIN issued by the bank if it is the first time to change
  • Step 4: Select “Change Pin Code”
  • Step 5: Enter new PIN, enter it 2 times to check accuracy
  • Step 6: On the screen showing successful PIN change, click exit and get your card back

Change ATM PIN online

  • Step 1: Log into Internet Banking by phone or log in directly on the bank's website.
  • Step 2: Select the item “Function”.
  • Step 3: Click “Card PIN Service”.
  • Step 4: Enter the required card information including Card Number, Old ATM PIN, New ATM PIN, Re-enter new PIN and select “Continue”.
  • Step 5: OTP code will be sent to your phone message, enter that OTP code to authenticate. see more the reason the OTP code is not sent to the phone.
  • Step 6: The screen displays a notification of successful PIN change or asks for another PIN if the PIN has been entered incorrectly.

Change ATM card pin code via SMS

Only some banks support double Pin service via SMS, provided that the card bank's SMS Banking service supports changing pin code via SMS.

If your ATM card issuing bank supports changing Pin code via SMS Baking, follow your bank's instructions for using SMS Banking and compose a message according to the syntax.

How to Use ATM Card PIN Safely

To use ATM PIN securely, customers need to be proactive and secure during use. Here are some suggestions to help customers secure their PIN:

How to use the battery safely?
Should be careful when using PIN to ensure safety

  • Change your PIN regularly, usually after 3-6 months.
  • Do not use the same PIN with other login accounts.
  • Do not set PIN codes that are easy to guess such as 1234, 1111 or birthdays, etc.
  • When withdrawing money at ATMs, you need to go with an acquaintance or choose a place where many people pass by. Avoid the case of thieves stealing cards and money.
  • When logging in to use ATMs, you need to cover the keyboard with your hand. There are many cases of crooks installing cameras to steal passwords.
  • If you accidentally lose your ATM card, you need to quickly lock your ATM card as quickly as possible.


ATM cards today become extremely familiar to people in both urban and rural areas. Hope this article has helped you answer the question What is a PIN? and know how to get your ATM PIN back. Be proactive in securing your ATM PIN.

Information edited by: lamchutaichinh.vn