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

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

   A credit card is a useful financial tool, but it can be a danger to your financial health if you misuse it. To avoid that, make sure you understand the language that credit card issuers use to ...

3. 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 ...

4. Payment Card Industry Data Security Standard - Wikipedia

   en.wikipedia.org/wiki/Payment_Card_Industry_Data...

   The Payment Card Industry Data Security Standard ( PCI DSS) is an information security standard used to handle credit cards from major card brands. The standard is administered by the Payment Card Industry Security Standards Council, and its use is mandated by the card brands. It was created to better control cardholder data and reduce credit ...

5. Credit card pros and cons - AOL

   www.aol.com/finance/credit-card-pros-cons...

   Pros. Allow cardholders to build credit over time with responsible use. Provide opportunities to earn rewards. Can have travel benefits. Provide added consumer protections. Offer protection ...

6. Can a business charge for using a credit card? - AOL

   www.aol.com/finance/business-charge-using-credit...

   When a business charges a fee for a form of payment, whether in person, online or by phone, it’s called a surcharge. Credit card surcharges are applied when you use your credit card to make a ...

7. Card scheme - Wikipedia

   en.wikipedia.org/wiki/Card_scheme

   Card scheme. Card schemes are payment networks linked to payment cards, such as debit or credit cards, of which a bank or any other eligible financial institution can become a member. By becoming a member of the scheme, the member then gets the possibility to issue cards or acquire merchants operating on the network of that card scheme.