Data & consent · Common term

Data minimization

What is data minimization?

Collecting and retaining only information needed for a stated purpose.

Data minimization: an illustrative example

A booking form does not request a birth date it never uses.

Sources and related reading

This is a practical common term. Examples illustrate the concept; they are not verified client results. Working definitions and accountability lenses are not claims of a universal standard or original coinage.

  • Access control

    Rules and technical measures restricting who can use information or systems.

  • AI disclosure

    Clear information about material AI involvement in a service or communication.

  • Anonymization

    Transforming data so people are not reasonably identifiable in its context of use.

  • Audit trail

    A record of actions that supports review of what happened.

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See Data minimization in the full glossary

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