1.1.3 Current diagram that shows all
cardholder data flows across systems
1.1.3 Examine data-flow diagram and interview personnel to
verify the diagram:
Shows all cardholder data flows across systems and
Is kept current and updated as needed upon changes to
Cardholder data-flow diagrams identify the
location of all cardholder data that is stored,
processed, or transmitted within the network.
Network and cardholder data-flow diagrams help
an organization to understand and keep track of
the scope of their environment, by showing how
cardholder data flows across networks and
between individual systems and devices.