Data and privacy

Special category data

Personal data that UK GDPR gives extra protection: health, racial or ethnic origin, religious or philosophical beliefs, political opinions, trade union membership, genetic and biometric data used for identification, sex life and sexual orientation. Keep it out of AI tools unless you have a clear legal basis and safeguards.


Related terms

Anonymisation

Processing data so people can no longer be identified, by any means reasonably likely to be used. Truly anonymous data…

Data classification

Labelling information by sensitivity, such as public, internal, confidential and restricted, so people know what can g…

Data labelling

Adding the correct answers or categories to raw data so it can be used for supervised learning or evaluation, often do…

Data leakage

Sensitive information ending up somewhere it should not, such as confidential documents pasted into a consumer AI tool…

Data minimisation

The principle of using only the personal data you actually need for the purpose. In practice: strip names and irreleva…

Data processing agreement

The contract between an organisation and a supplier that processes personal data on its behalf, setting out what the s…

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