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Illustration of a 3D Secure payment verification screen

Merchant & POS

What is a 3D Secure transaction?

In e-commerce transactions, the system developed to increase transaction security for payments made with credit and debit cards is called 3D Secure. When paying with 3D Secure, a special payment screen provided by the banks appears on the user's screen.

Screenshot of the TOTAL mobile payment flow for paying for fuel from the car

Merchant & POS

A New Era in Fuel Retail: Paying Without Getting Out of the Car

Mobile phones are entering our lives more every day. One study found people forget their wallets more often than their phones. This post explains how to buy fuel with TOTAL Mobile Payment and BKM Express without getting out of the car.

Illustration representing a vishing voice phishing phone scam

Security

What Is Vishing (Voice Phishing)?

Vishing is a method of deceiving the victim using voice. It replaces the "p" in phishing with the first letter of "voice," meaning "voice deception." It is reinforced by technology in social engineering cases to extract information more easily.

Example of a 3D Secure verification screen displaying a Personal Assurance Message

Security

What is PAM (Personal Assurance Message)?

PAM (Personal Assurance Message) is a message that users set up for 3D Secure transactions. It appears on the password screen during checkout and confirms to the user that the screen truly comes from their own bank.

OTP SMS service icon illustrating one-time password delivery

Security

What Is OTP? What Is Its Role in End-to-End Security?

With Chip&Pin technology, card PINs and chip-based transactions became widespread. As online shopping grew, strengthening the security of these transactions became a necessity, and OTP began providing that transaction security.

Illustration of an ATM card trapping fraud scheme

ATM

ATM Fraud Methods: Card Trapping

ATMs generally hold your bank/credit card inside the card reader slot until the transaction is completed. Fraudsters insert foreign objects such as paper or adhesive-coated cards into the reader to trap the customer's card inside.

Illustration explaining OTP one-time password verification

Security

What Is OTP (One-Time Password)?

These are passwords generated for one-time use and sent to the cardholder's phone to verify card transactions in payment systems. The password sent during a 3D Secure transaction is a common example.

Comparison of online and offline token verification in payment transactions

HCE

What Are Transaction-Based (Online/Offline) Token Types?

Token types vary depending on the verification method used in a transaction. In offline transactions, general checks are performed by the mobile app and card reader without any verification in the card system. In online transactions, token verification is sent to and verified by the issuer.

Contactless card payment at a POS terminal with the transaction limit raised to 120 TL

Merchant & POS

Contactless Transaction Limit Raised to 120 TL

Per BKM data, 3 in 5 merchants accept contactless payments and 1 in 10 credit card transactions is contactless. From 1 August 2019, contactless payments by card or mobile device are allowed without a PIN up to 120 TL.

ETBİS electronic commerce information system registration

Payment Systems

What Is ETBİS?

ETBİS (Electronic Commerce Information System) is the system launched on 04/12/2017 so that e-commerce businesses are reachable and e-commerce data can be tracked reliably. Businesses must register before starting.