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  2. Visa Inc. - Wikipedia

    en.wikipedia.org/wiki/Visa_Inc.

    Visa Inc. (/ ˈ v iː z ə, ˈ v iː s ə /) is an American multinational payment card services corporation headquartered in San Francisco, California. [1] [4] It facilitates electronic funds transfers throughout the world, most commonly through Visa-branded credit cards, debit cards and prepaid cards.

  3. 3-D Secure - Wikipedia

    en.wikipedia.org/wiki/3-D_Secure

    3-D Secure is a protocol designed to be an additional security layer for online credit and debit card transactions. The name refers to the "three domains" which interact using the protocol: the merchant/acquirer domain, the issuer domain, and the interoperability domain.

  4. Automated clearing house - Wikipedia

    en.wikipedia.org/wiki/Automated_Clearing_House

    An automated clearing house (ACH) is a computer-based electronic network for processing transactions, [1] usually domestic low value payments, between participating financial institutions. It may support both credit transfers and direct debits .

  5. Saudi Payments Network - Wikipedia

    en.wikipedia.org/wiki/Saudi_Payments_Network

    'Extend', formerly SPAN) is the major payment system in Saudi Arabia. Established by Saudi Central Bank (SAMA), it connects all ATM and point of-sale (PoS) terminals throughout the country to a central payment switch, which in turn re-routes the financial transactions to the card issuer (local bank, Visa, American Express or MasterCard).

  6. Payment Card Industry Data Security Standard - Wikipedia

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

    According to Visa's compliance validation details for merchants, level-4 merchant compliance-validation requirements ("Merchants processing less than 20,000 Visa e-commerce transactions annually and all other merchants processing up to 1 million Visa transactions annually") are set by the acquirer. Over 80 percent of payment-card compromises ...

  7. Payment card industry - Wikipedia

    en.wikipedia.org/wiki/Payment_card_industry

    On 7 September 2006, American Express, Discover Financial Services, Japan Credit Bureau, Mastercard and Visa International formed the Payment Card Industry Security Standards Council (PCI SSC) with the goal of managing the ongoing evolution of the Payment Card Industry Data Security Standard. The council itself claims to be independent of the ...

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