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  2. 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 ...

  3. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    Payment card number. A payment card number, primary account number ( PAN ), or simply a card number, is the card identifier found on payment cards, such as credit cards and debit cards, as well as stored-value cards, gift cards and other similar cards. In some situations the card number is referred to as a bank card number.

  4. Luhn algorithm - Wikipedia

    en.wikipedia.org/wiki/Luhn_algorithm

    Luhn algorithm. The Luhn algorithm or Luhn formula, also known as the " modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn, is a simple check digit formula used to validate a variety of identification numbers. It is described in U.S. Patent No. 2,950,048, granted on August 23, 1960.

  5. 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 ...

  6. Transaction authentication number - Wikipedia

    en.wikipedia.org/wiki/Transaction_authentication...

    A ChipTAN generator is not tied to a particular account; instead, the user must insert their bank card during use. The TAN generated is specific to the bank card as well as to the current transaction details. There are two variants: In the older variant, the transaction details (at least amount and account number) must be entered manually.

  7. Is it safe to give out my card details over the phone? - AOL

    www.aol.com/finance/safe-card-details-over-phone...

    Paying over the phone with a credit card is generally safe, provided you take certain precautions. By 2027, worldwide e-commerce sales are expected to reach $7.96 billion — an increase of about ...

  8. How To Get Free Debit Cards With Money on Them - AOL

    www.aol.com/free-debit-cards-money-them...

    Here are some of the best prepaid debit cards currently available, according to GOBankingRates: Bluebird American Express® Prepaid Debit Account: Best overall. Netspend Visa Prepaid Card: Best ...

  9. Paysafecard - Wikipedia

    en.wikipedia.org/wiki/Paysafecard

    paysafecard (as a brand stylized in lowercase) is part of Paysafe Limited (“Paysafe”) (NYSE: PSFE) (PSFE.WS), a global payments platform. Paysafecard is a prepaid cash-based, online payment method based on vouchers with a 16-digit PIN code. The vouchers can be used to fund online transactions without a bank account, credit card, or other ...