Categories of personal data that laws protect more strictly: health, sexual orientation, religion, ethnicity, precise geolocation, biometrics, and, in some jurisdictions, financial data and data about children. Using sensitive data for advertising requires explicit consent under the GDPR and most US state laws, and platforms prohibit targeting on most of it.
Related terms
Cite this entry:
Agency Echelon. "Sensitive Data." Agency Echelon Reference, reviewed September 2026. https://agencyechelon.com/reference/glossary/sensitive-data/