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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. 3-D Secure - Wikipedia

   en.wikipedia.org/wiki/3-D_Secure

   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]

4. Luhn algorithm - Wikipedia

   en.wikipedia.org/wiki/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 US patent 2950048A, granted on 23 August 1960. [1]

5. What Is a Credit Card Security Code and Why Is It ... - AOL

   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. Age verification system - Wikipedia

   en.wikipedia.org/wiki/Age_verification_system

   An age verification system, also known as an age gate, is any technical system that externally verifies a person's age.These systems are used primarily to restrict access to content classified, either voluntarily or by local laws, as being inappropriate for users under a specific age, such as alcohol, tobacco, gambling, video games with objectionable content, pornography, or to remain in ...

7. Chip Authentication Program - Wikipedia

   en.wikipedia.org/wiki/Chip_Authentication_Program

   The Chip Authentication Program (CAP) is a MasterCard initiative and technical specification for using EMV banking smartcards for authenticating users and transactions in online and telephone banking. It was also adopted by Visa as Dynamic Passcode Authentication (DPA). [1] The CAP specification defines a handheld device (CAP reader) with a ...

8. VisionPLUS - Wikipedia

   en.wikipedia.org/wiki/VisionPLUS

   VisionPLUS is a financial software application from First Data Corporation. Originally developed by the Paysys Research and Development Group, [1] this application is mainly used for credit card transaction processing by banks and transaction processing companies, storing and processing credit card, debit card, prepaid, closed end loan accounts and similar financial transactions [2] such as ...

9. Google Pay (payment method) - Wikipedia

   en.wikipedia.org/wiki/Google_Pay_(payment_method)

   Google Pay. Google Pay (formerly Android Pay) is a mobile payment service developed by Google to power in-app, online, and in-person contactless purchases on mobile devices, enabling users to make payments with Android phones, tablets, or watches. Users can authenticate via a PIN, passcode, or biometrics such as 3D face scanning or fingerprint ...