Written Question·Department of Health and Social Care·UIN 16702
NHS: Data Protection
Tabled: 7 July 2026
Answered: 14 July 2026
Named DayQuestion
Martin Wrigley
Liberal Democrat — Newton Abbot
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
Preet Kaur GillNHS 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...
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