Write into customer agreements what access to data the customer keeps when the contract ends, covering data format, retention period, scope of data retained and the deletion policy.
This control maps to 18 controls across 14 other frameworks. If you already hold one of them, the evidence you collected for it is the starting point here rather than new work.
NIST-CSF-GV.SC-05 Requirements to address cybersecurity risks in supply chains are established, prioritized, and integrated into contracts and other types of agreements with suppliers and other relevant third parties
NIST-CSF-GV.SC-10 Cybersecurity supply chain risk management plans include provisions for activities that occur after the conclusion of a partnership or service agreement
You are reading one control. How much of Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1 have you already done?
Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1 CCM-IPY-04 is one control. If you already hold one of the frameworks below, a reviewed crosswalk already says how much of Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1 your existing evidence covers. Hold NIST SP 800-53 Rev 5 and 140 of 197 Cloud Security Alliance Cloud Controls Matrix (CCM) v4.0.1 controls already carry evidence.
Each report names every control your existing framework evidences, every one it does not, the reasoning behind each claim, and the claims that were argued against and rejected. 12 were rejected on the NIST SP 800-53 Rev 5 pair alone.