Cvv Cvc2 [upd] -

Under the , specifically Requirement 3.2, storage of sensitive authentication data (SAD) is prohibited. After authorization, a merchant must delete the CVV CVC2.

To understand the value of a CVV or CVC2 code, one must understand how a credit card functions. A credit card holds two distinct types of data: cvv cvc2

To the average consumer, "CVV" is just a three-digit code. To payment processors and banks, these acronyms carry specific meanings. Interestingly, the name changes depending on the card network. Under the , specifically Requirement 3

While American Express uses a four-digit code on the front (CID) and Discover uses a three-digit code (CID), CVV and CVC2 are the industry standards for the two largest payment networks globally. Despite the different acronyms, the functional purpose is identical: to verify that the person initiating the transaction possesses the physical card. A credit card holds two distinct types of