In today’s digital era, protecting personal data is critically important, especially for bank customers who conducting various online transactions. Phishing is increasingly widespread, using sophisticated methods to steal data and harm customers financially. Therefore, every customer must understand how to safeguard their personal information, exercise caution when transacting, and take immediate action upon receiving suspicious information.
The Importance of Protecting Personal Data
Personal data such as account number, debit/credit card number, CVV, user ID, password, PIN, OTP (One Time Password), and other sensitive information are the keys to accessing banking services. If this data is leaked or misused, it can lead to loss of funds and severe financial damage. For this reason, customer must never:
- Share personal data with anyone, especially through messages or phone calls of unclear origin.
- Save login information on shared or public devices.
- Share OTP codes received via SMS or mobile banking apps, as these codes are confidential and intended only for the account owner.
Exercise Caution When Transacting
When conducting transactions, customers should always ensure they use official bank channels, such as the bank’s official app or trusted ATMs. Key precautions include:
- Use a secure internet connection and avoid unprotected public WiFi.
- Never click on suspicious links received via email or text messages, as they may be phishing attempts.
- Double-check the recipient’s name and transfer amount before sending money.
- Log out of banking applications after completing transactions, especially when using shared devices.
Immediately Contact the Bank’s Contact Center or Relationship Manager
If customer receive suspicious information—such as messages or calls requesting personal data, notifications of unauthorized transactions, or dubious investment offers—they must promptly:
- Contact the bank’s official contact center using the number listed on the bank’s website or ATM card.
- Inform their relationship manager (if assigned) so that appropriate investigations and account protections can be initiated.

Additional Steps to Prevent Phishing Fraud
Beyond protecting data and exercising caution, customers are advised to:
- Use strong passwords combining uppercase and lowercase letters, numbers, and symbols.
- Change passwords regularly and avoid reusing the same password across multiple accounts.
- Activate two-factor authentication (2FA) for additional security layers on banking applications.
- Keep devices updated with the latest antivirus and operating system patches to prevent malware infections.
- Be wary of offers that seem too good to be true or that suddenly request personal information.
- Keep important contact information, such as the bank’s contact center phone number, saved separately and easily accessible.
Protecting personal data and remaining vigilant during transactions is the primary responsibility of every bank customer amid rising phishing fraud incidents. By strictly safeguarding personal information, using official communication channels, and immediately reporting suspicious activities to the bank, customers can greatly reduce the risk of financial loss and ensure the security of their assets.