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DUKPT Process

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DUKPT Process

Document description

Derived Unique Key Per Transaction is a type of encryption key management used for PIN encryption and safeguarding cardholder data. This document provides a high-level overview of the DUKPT process, outlining how derived keys are made and what they are used for. For more detailed information, consult the American National Standards Institute’s ANS X9.24-1:2009 publication. When customers use a Point of Sale terminal to make purchases, they expect their information to be kept secure. With countless electronic payment transactions occurring every day, merchants need ways to ensure that sensitive data stays safe from malicious individuals. To do so, they use key management technologies such as Derived Unique Key Per Transaction (DUKPT).

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Securing the world's most sensitive data.