:: Smart Card Acronyms

47 terms in the complete glossary. Page 1 of 5

1. ABS (Acrylonitrile Butadiene Styrene) - A plastic commonly used to manufacture injection molded blank cards. See also PVC.

2. ACQ (Acquirer) - The entity, usually a bank, that processes a merchant's transaction, passing them onto the clearing house.

3. ANSI (American National Standards Institute) - The American national standards body overseeing the formation and implementation of standards within the US. A member body of ISO.

4. APDU (Application Protocol Data Unit) - The basic command unit used in communications between a Smart Card and an external device, comprising either command or response.

5. API (Application Programming Interface) - A set of programming tools that allow a developer to interface with other devices to program that device and/or extract information from that device.

6. ASIC (Application Specific Integrated Circuit) - A computer chip designed and manufactured for a specific purpose, such as a fingerprint sensor or smart card chip.

7. ATM (Automated Teller Machine) - Automatic machines often located away from banks, where customers can access their bank accounts and process transactions, usually withdrawing cash, at any time.

8. ATR (Answer To Reset) - The data sent by a Smart Card when it is first powered up, indicating card type, communication protocol, and other information about the card's architecture.

9. CA (Certification Authority) - A trusted third party within a public key cryptograhy system that verifies the identies of the parties involved in a transaction or data exchange.

10. CAT (Cardholder Activated Terminal) - A terminal that dispenses a product or service and is activated by the cardholder inserting their card.

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