Sensitive Authentication Data Red Lines
Classify common payment data elements by PCI DSS retention and protection rules.
Place each artifact in the right PCI data bucket. Sensitive authentication data: do not store after authorization Account data: store only with business need and protection Reduced-risk reference data: still govern, usually safer CVV/CVC value captured in a debug field Full magnetic-stripe track data from a swipe Encrypted PIN block retained in an app log Full PAN in a settlement database Expiration date stored with a customer profile Last four digits shown to support agents Payment processor token used for repeat billing Authorization code used for reconciliation
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