C.The people, processes, and technology that store, process, or transmit cardholder data, and all systems connected to them
D.The entire corporate network
Why C is correct
The CDE encompasses all system components (people, processes, technology) that handle cardholder data and connected components that could impact its security.
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Where this fits in the PCI DSS exam
Scoping Segmentation
Covers scoping segmentation concepts and practices within PCI DSS.
This question belongs to the "Build & Maintain a Secure Network" domain, which makes up about 20% of the PCI DSS exam.
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When does a third-party service provider's environment become part of the organization's PCI DSS scope?