In your initial post, select one of the following Fundamental Security Design Principles:
Separation of domains
Modularity
Layering (defense in depth)
Minimizing trust surface
Next, using the CIS Controls Spreadsheet, identify at least one subcontrol that is related to the FSDP you selected. For more information on the controls, review the CIS Controls PDF document.
Once you have identified your subcontrol(s), discuss how the subcontrol relates to data protection in the context of your chosen design principle.