Written questions

NHS: Data Protection

Commons · Question 16702 · Tabled 7 Jul 2026 · Department of Health and Social Care · Official record

Answered 14 Jul 2026

Question

Asked by Martin Wrigley

To ask the Secretary of State for Health and Social Care, who has custody over the encryption keys used to protect data held within the NHS Federated Data Platform and the Privacy Enhancing Technologies.

Answer

Answered by Preet Kaur Gill, 14 Jul 2026

NHS England owns the keys. The Privacy Enhancing Technology (PET) software generates, controls, and stores the key values securely, so they are not accessible to human users.The use of encryption keys is strictly controlled by NHS England for the NHS Fede...