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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 . ISO 8583 defines a message format and a communication flow so that different ...
GiftCards.com. GiftCards.com is an online gift-card retailer based in Pittsburgh, Pennsylvania. [1] [2] The company sells gift cards for thousands of different large corporate retailers and small businesses [3] including Vanillagifts.com, Best Buy, Barnes & Noble, Sephora, Coach, Amazon.com, and others. [4] [5] [6] The company also offers ...
vCard. vCard, also known as VCF (Virtual Contact File), is a file format standard for electronic business cards. vCards can be attached to e-mail messages, sent via Multimedia Messaging Service (MMS), on the World Wide Web, instant messaging, NFC or through QR code.
"CVC" or "card validation code": Mastercard "CVV" or "card verification value": Visa "CAV" or "card authentication value": JCB "CID": "card ID", "card identification number", or "card identification code": Discover, American Express (four digits on front of card). American Express usually uses the four-digit code on the front of the card ...
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Gift card. A gift card, also known as a gift certificate in North America, or gift voucher or gift token in the UK, [1] is a prepaid stored-value money card, usually issued by a retailer or bank, to be used as an alternative to cash for purchases within a particular store or related businesses. Gift cards are also given out by employers or ...
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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. [1]
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. [1]