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  2. Address verification service - Wikipedia

    en.wikipedia.org/wiki/Address_verification_service

    An address verification service ( AVS) is a service provided by major credit card processors to enable merchants to authenticate ownership of a credit or debit card used by a customer. [1] AVS is done as part of the merchant's request for authorization in a non-face-to-face credit card transaction. The credit card company or issuing bank ...

  3. How to do a credit card balance transfer - AOL

    www.aol.com/finance/credit-card-balance-transfer...

    3. Transfer the balance to the new credit card. While each credit card issuer’s balance transfer process is slightly different, it’s usually a simple process you can likely complete in a few ...

  4. What Is a Credit Card Security Code and Why Is It Important?

    www.aol.com/credit-card-security-code-why...

    A card security code is a three- or four-digit number on the back of credit and debit cards that ensures the authenticity of transactions when a physical card is not presented at the point of sale ...

  5. 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 ...

  6. Card security code - Wikipedia

    en.wikipedia.org/wiki/Card_security_code

    A card security code ( CSC; also known as CVC, CVV, or several other names) is a series of numbers that, in addition to the bank card number, is printed (but embossed) on a credit or debit card. The CSC is used as a security feature for card not present transactions, where a personal identification number (PIN) cannot be manually entered by the ...

  7. How to find your credit card's security code - AOL

    www.aol.com/2010/06/24/how-to-find-your-credit...

    On most cards the security code is located on the back, to the right of the signature block, but since it can move around here's an easy way to find the security code on any credit card.

  8. Smart card application protocol data unit - Wikipedia

    en.wikipedia.org/wiki/Smart_card_application...

    In the context of smart cards, an application protocol data unit ( APDU) is the communication unit between a smart card reader and a smart card. The structure of the APDU is defined by ISO/IEC 7816 -4 Organization, security and commands for interchange. [1]

  9. A new tool can crack a credit card number in six seconds

    techcrunch.com/2016/12/05/a-new-tool-can-crack-a...

    A new tool can crack a credit card number in six seconds. John Biggs. 4:47 AM PST • December 5, 2016. Comment. Image Credits: In what amounts to a very clever brute force attack, a group of ...

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