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  2. Terminal verification results - Wikipedia

    en.wikipedia.org/wiki/Terminal_verification_results

    Terminal verification results (TVR) or Tag '95' [1] is an EMV data object . The TVR is a series of bits set by the terminal reading an EMV card, based on logical tests (for example has the card expired). This data object is used in the terminal's decision whether to accept, decline or go on-line for a payment transaction.

  3. Contactless payment - Wikipedia

    en.wikipedia.org/wiki/Contactless_payment

    EMV contactless symbol used on compatible payment terminals. EMV stands for "Europay, Mastercard, and Visa", the three companies that created the standard.Contactless payment systems are credit cards and debit cards, key fobs, smart cards, or other devices, including smartphones and other mobile devices, that use radio-frequency identification (RFID) or near-field communication (NFC) for ...

  4. Chip Authentication Program - Wikipedia

    en.wikipedia.org/wiki/Chip_Authentication_Program

    The real world process is of course somewhat more complex as the card can return the ARQC in one of two formats (either the simple Response Message Template Format type 1 (id. 80 16) or the more complex Response Message Template Format 2 (id. 77 16) which splits the ARQC data into separate TLV values that need to be reassembled sequentially to ...

  5. Chargeback - Wikipedia

    en.wikipedia.org/wiki/Chargeback

    A chargeback is a return of money to a payer of a transaction, especially a credit card transaction. Most commonly the payer is a consumer. The chargeback reverses a money transfer from the consumer's bank account, line of credit, or credit card. The chargeback is ordered by the bank that issued the consumer's payment card. In the distribution ...

  6. 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 standa

  7. Chargeback insurance - Wikipedia

    en.wikipedia.org/wiki/Chargeback_insurance

    Chargeback insurance is an insurance product that protects a merchant who accepts credit cards. The insurance protects the merchant against fraud in a transaction where the use of the credit card was unauthorized, and covers claims arising out of the merchant's liability to the service bank .

  8. ISO 8583 - Wikipedia

    en.wikipedia.org/wiki/ISO_8583

    ISO 8583 is an international standard for financial transaction card originated interchange messaging. It is the International Organization for Standardization standard for systems that exchange electronic transactions initiated by cardholders using payment cards.

  9. Friendly fraud - Wikipedia

    en.wikipedia.org/wiki/Friendly_fraud

    Regardless of the outcome of the chargeback, merchants generally pay a chargeback fee which typically ranges anywhere from $20 to $100. [9] A 2016 study by LexisNexis stated that chargeback fraud costs merchants $2.40 for every $1 lost. This is because of product-loss, banking fines, penalties and administrative costs. [10]