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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.
Following a request from a merchant for an address verification, the credit card processor sends an AVS response code back to the merchant indicating the degree of address matching. The meaning of the codes vary between credit card processors. Merchants can use the AVS code to determine whether to accept or reject a credit card transaction.
An identity verification service is used by businesses to ensure that users or customers provide information that is associated with the identity of a real person. The service may verify the authenticity of physical identity documents such as a driver's license, passport, or a nationally issued identity document through documentary verification.
Online Authorization (OLA) is a system used to verify a transaction on a payment card (e.g. credit card). [1] The term 'on-line' refers to the real-time nature of the verification. In other words, if the account is overdrawn, in most cases, the transaction will be refused.
Digital identity authentication refers to the combined use of device, behavior, location and other data, including email address, account and credit card information, to authenticate online users in real time. For example, recent work have explored how to exploit browser fingerprinting as part of a multi-factor authentication scheme. [13]
Some banks bundle a level of this service with a business checking account or with a bank credit card acceptance program. Check verification companies will often offer one, two, or all of the different services in their own system. Some check verification services also offer collection agency service [2] for the civil prosecution of check fraud.
The card security code is not encoded on the magnetic stripe but is printed flat. American Express cards have a four-digit code printed on the front side of the card above the number. Diners Club, Discover, JCB, Mastercard, and Visa credit and debit cards have a three-digit card security code. The code is the final group of numbers printed on ...
Electronic access card/Smart card - Smart card are credit card-sized plastic cards that house an embedded integrated circuit. They can be used in electronic commerce for providing personal security, stored value and mobility. At the functional level, smart cards can be categorised as either memory cards or microprocessor cards.