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2. Credit card - Wikipedia

   en.wikipedia.org/wiki/Credit_card

   A cash advance is a credit card transaction that withdraws cash rather than purchasing something. The process can take place either through an ATM or over the counter at a bank or other financial agency, up to a certain limit; for a credit card, this will be the credit limit (or some percentage of it). Cash advances often incur a fee of 3 to 5 ...

3. Secure Electronic Transaction - Wikipedia

   en.wikipedia.org/wiki/Secure_Electronic_Transaction

   Secure Electronic Transaction (SET) is a communications protocol standard for securing credit card transactions over networks, specifically, the Internet. SET was not itself a payment system , but rather a set of security protocols and formats that enabled users to employ the existing credit card payment infrastructure on an open network in a ...

4. EMV - Wikipedia

   en.wikipedia.org/wiki/EMV

   An EMV credit card. EMV is a payment method based on a technical standard for smart payment cards and for payment terminals and automated teller machines which can accept them. EMV stands for " Europay, Mastercard, and Visa ", the three companies that created the standard. [1]

5. Credit card information: The basics you need to know - AOL

   www.aol.com/finance/credit-card-information...

   Printed on a credit card, you'll find the card number, the cardholder’s name, when the card expires and the card's security code — all the details you need to make purchases online or in ...

6. Transaction processing - Wikipedia

   en.wikipedia.org/wiki/Transaction_processing

   Transaction processing is designed to maintain a system's Integrity (typically a database or some modern filesystems) in a known, consistent state, by ensuring that interdependent operations on the system are either all completed successfully or all canceled successfully. For example, consider a typical banking transaction that involves moving ...

7. Transaction processing system - Wikipedia

   en.wikipedia.org/wiki/Transaction_processing_system

   In addition to airlines, TPF is used by large banks, credit card companies, and hotel chains. The Hewlett Packard Enterprise NonStop system (formerly Tandem NonStop) is a hardware and software system designed for Online Transaction Processing (OLTP) introduced in 1976. The system provides an extreme level of availability and data integrity.