From this situation, we accept that Impact to customers and the image of the bank. In case of customer, they must worry about their ATM data will be hacked by the hackers and use the data to with draw customers' money. Although, the bank pay compensation for the customers. In case of the bank, the image of the bank was lost because there was no data hacking protection for customers' ATM card. Later, bank introduced microchip card that can protect data hacking. Bank will suggest the customer about the characteristic of new version of the card when customer open the new account. This could ensure customer with the new version of the card. Not only that, customers, who hold old version of card, can change it to new version of the card without any charge. This can ensure customer to feel safe to use ATM of Bangkok bank.