By Cristian Radu

As magnetic stripe playing cards are being changed by way of chip playing cards that supply shoppers and company better security opposed to fraud, a brand new commonplace for this expertise is being brought by way of Europay, credit card and Visa (EMV). This quantity offers a entire review of the EMV chip answer and explains how this know-how offers a chip migration course, the place interoperability performs a primary function within the enterprise version. The paintings deals an realizing of the safety difficulties linked to magnetic stripe playing cards, and provides the company case for chip migration. in addition, it explains the implementation of multi-application choice mechanisms in EMV chip playing cards and terminals, and exhibits you the way to layout a multi-application EMV chip card format.

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Extra info for Implementing Electronic Card Payment Systems (Artech House Computer Security Series)

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The issuer can statically update the PINPARAM field on track 3 to reflect a new PIN image stored value, following, of course, a PIN changing procedure at a dedicated terminal in the issuer’s premises. There is also the possibility of updating the counter of available PIN attempts left, which is stored in the field retry count on track 3. Thus, the number of possible PIN guesses is limited to the initial value of the retry count, which will be reset by the terminal only after a successful PIN verification.

1). 6). In addition to security protections, discretionary data can include other operational information needed by the issuer for the authorization processing according to its own needs—for example, the starting date that the payment card can be used. Another example is the card sequence number, which is a number that distinguishes between separate cards linked to the same PAN. The discretionary data can also contain a language selection parameter that can instruct the terminal regarding the preferred language of the cardholder when displaying the messages.

A card association or a payment system operator plays the central role in the card business. They have founded payment card brands to promote their payment card products, to establish and enforce rules for their use and acceptance, and to provide networks to connect end-to-end issuing and acquiring financial institutions. The brand signifies acceptance of a payment 16 Payment Card Processing card with ATMs and POS terminals in shops, restaurants, and hotels, guaranteeing the availability of the payment service anytime and anywhere the logo of the brand is displayed.

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