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"credit card fraud"

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Illustration of a phone scam call impersonating a bank

Security

We're Calling From the Bank, Your Account Has Been Compromised...

Fraud cases where scammers pose as bank staff or other institution employees to obtain citizens' banking information have increased significantly recently. Interestingly, the new fraud trend closely mirrors the steps of a genuine banking procedure.

Table of AVS response codes by card scheme, showing address and postal code match results

Payment Systems

What Are the AVS Codes by Card Scheme?

The Address Verification Service (AVS) is a fraud prevention system that, when used effectively, can help limit fraud and chargebacks. This post lists the AVS response codes used by AMEX, Mastercard and Visa, with a description of each.

Diagram comparing the refund and chargeback processes

Merchant & POS

Is There a Difference Between Refund and Chargeback?

Let's first look at chargeback and refund: a chargeback returns the amount paid to a credit card when goods or services are not received, or when transactions not made by the cardholder are detected.

Illustration of online shopping with a credit card and a shopping cart on a laptop screen

E-commerce

What is Online Shopping?

Online shopping is a form of e-commerce in which consumers complete purchases over the internet using a credit card/debit card, bank transfer, or cash on delivery.

Illustration of recurring payments and automatic card collection for subscription businesses

Merchant & POS

Key Points to Watch for in Recurring Payments

Winning customers is one of the most important things in business, but keeping them satisfied matters just as much. If you collect payments at regular intervals, such as monthly, these tips will help you improve the success rate of recurring collections.

Secure card storage and tokenization illustration

Merchant & POS

What Is Card Storage?

Card storage is a system, secured with PCI DSS certification, for storing credit and debit card details safely. It saves consumers from entering their card details again and again on frequent purchases.

Diagram illustrating the types of chargeback disputes in card payments

Chargeback

What are the chargeback dispute types?

A chargeback is a dispute raised against a card transaction when the cardholder did not make it or does not recall it. The dispute types vary depending on the situation; let's look at them.

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.

Illustration showing the reasons a bank may terminate a merchant agreement

Merchant & POS

Under What Circumstances Is a Merchant Agreement Terminated?

Banks check merchants against a termination list before issuing a POS device. Learn the main reasons, such as counterfeit card acceptance, excessive chargebacks, and fraud, that can lead a bank to terminate a merchant agreement.

Animated illustration of a credit card representing dynamic security code technology

Credit Card

What is a Dynamic Card Security Code (CSC)?

It is a CVV2/CVC2 code that changes every few minutes instead of the static code printed on the back of a credit card, aimed at reducing fraud risk in CNP (Card Not Present) transactions.

EMV chip card illustration

Online & Authorization

What is EMV?

EMV stands for Europay, Mastercard and Visa. In 1994 these companies formed a working group to set chip-card standards, leading to the EMV standards used worldwide today.