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"mobile security"

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Diagram of a smartphone using Magnetic Secure Transmission (MST) to emit a signal that mimics a card's magnetic stripe at a POS terminal

Merchant & POS

What is MST (Magnetic Secure Transmission)?

Magnetic Secure Transmission (MST) is a mobile payment technology in which devices such as smartphones emit a signal that mimics the magnetic stripe on a traditional payment card, letting a physical card's POS use be imitated without upgrading terminal software or hardware.

Illustration of Host Card Emulation (HCE) enabling contactless mobile payments

Online & Authorization

What Is HCE?

HCE lets a mobile device's operating system emulate the cards we use daily (credit, debit, gift cards, etc.) to make contactless payments via NFC. In other words, our phones behave like the cards we use for payments.

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.

Illustration of voice shopping and mobile payments with Mastercard

Merchant & POS

MasterCard Is Getting Ready for Voice Shopping

Payment systems once meant a physical card and a PIN on a POS device. Digitalization that began with contactless transactions has accelerated with mobile payments, and MasterCard is now working on voice shopping and Soft POS in Turkey.

Online shopping and e-commerce payment on a laptop with a bank card

Payment Institutions & E-Money

What are the advantages of working with a payment institution?

Online shopping keeps growing, and e-commerce sites must choose between working with a bank or a payment institution. This article explains why a single application and integration with a payment institution can be the better route.

Diagram comparing the three levels of payment-card tokenization: static, semi-dynamic and dynamic

HCE

What Are the Levels of Tokenization?

Generating a token from the card number is essential to the security of payments made with mobile devices. The level of tokenization used depends on the need and on how critical the token is. Static tokenization: the token is generated once and stored in a database.

Screenshot of a mobile banking app showing the QR code deposit flow at an ATM

ATM

Depositing Money with a QR Code

Many banks now let customers deposit cash by scanning a QR code with their mobile banking app instead of inserting a card at the ATM. This speeds up the transaction, reduces card skimming risk, and adds an extra layer of security through in-app verification.

Credit card used for a mail order transaction

Credit Card

Which Cards Can I Use for Mail Order Transactions?

Debit cards and prepaid cards are generally closed to mail order transactions. Mail order authorization is held on credit cards. Unless specifically requested at application, a card is issued closed to mail order transactions.

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.

Illustration of a person-to-person (P2P) mobile payment transfer

Credit Card

What is Person-to-Person Payment (P2P)?

Person-to-person payments (P2P) is an online technology that lets users transfer money from their bank or credit card accounts to another person's account over the internet or a mobile phone. Examples of such apps include PayPal, Venmo, and Cash App.

Physical credit card compared with a virtual card on a mobile phone

Credit Card

Physical or Virtual Credit Card: Which Do You Prefer?

Digitalization is reshaping payment systems. Credit cards are moving from physical plastic to virtual cards, e-wallets and mobile payments. Will physical card use disappear completely? Here is a look at the trends, Generation Z and the remaining gaps.