Chapter 5

The Payment Application Data Security Standard (PA-DSS)

Applications form the backbone of the payment-processing cycle. Applications are essential for entities that store, process, or transmit cardholder information because they facilitate the routing, encryption, storage, and transmission channels and also functionally allow an entity to manage card operations. There are several readily available off-the-shelf applications that are procured by entities and that are an integral section of the entity’s payment-processing life cycle. It is critical for such applications to facilitate and support the entity’s PCI (payment-card industry) compliance process. In this chapter, we will delve into a standard popularly known as the PA-DSS (Payment ...

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