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2. Digital card - Wikipedia

   en.wikipedia.org/wiki/Digital_card

   Digital card. The term digital card[1] can refer to a physical item, such as a memory card on a camera, [2][3] or, increasingly since 2017, to the digital content hosted as a virtual card or cloud card, as a digital virtual representation of a physical card. They share a common purpose: identity management, credit card, debit card or driver's ...

3. E-commerce payment system - Wikipedia

   en.wikipedia.org/wiki/E-commerce_payment_system

   There are varied types of electronic payment methods such as online credit card transactions, e-wallets, e-cash and wireless payment system. [5] Credit cards constitute a popular method of online payment but can be expensive for the merchant to accept because of transaction fees primarily. Debit cards constitute an excellent alternative with ...

4. Payment gateway - Wikipedia

   en.wikipedia.org/wiki/Payment_gateway

   A payment gateway is a merchant service provided by an e-commerce application service provider that authorizes credit card or direct payment processing for e-businesses, online retailers, bricks and clicks, or traditional brick and mortar. [1] The payment gateway may be provided by a bank to its customers, but can be provided by a specialised ...

5. Mobile payment - Wikipedia

   en.wikipedia.org/wiki/Mobile_payment

   Mobile payment, also referred to as mobile money, mobile money transfer and mobile wallet, is any of various payment processing services operated under financial regulations and performed from or via a mobile device. Instead of paying with cash, cheque, or credit card, a consumer can use a payment app on a mobile device to pay for a wide range ...

6. Digital wallet - Wikipedia

   en.wikipedia.org/wiki/Digital_wallet

   A digital wallet, also known as an e-wallet or mobile wallet, is an electronic device, online service, or software program that allows one party to make electronic transactions with another party bartering digital currency units for goods and services. This can include purchasing items either online or at the point of sale in a brick and mortar ...

7. Payment system - Wikipedia

   en.wikipedia.org/wiki/Payment_system

   Payment system. A payment system is any system used to settle financial transactions through the transfer of monetary value. This includes the institutions, payment instruments such as payment cards, people, rules, procedures, standards, and technologies that make its exchange possible. [1][2] A payment system is an operational network which ...