Find personal data, mask it, restore a copy: a deep dive into the open-source pg_anon

▤ Summary

This article explains pg_anon, an open-source PostgreSQL anonymization tool designed to find personal data, mask it, and restore anonymized copies for dev/test use. It walks through the tool’s CLI and REST API, then shows how to build sensitivity dictionaries and anonymization functions. It also covers dump and restore workflows, partial restores, table filtering, and database-specific handling for PostgreSQL features. The article includes performance notes, operational examples, and API usage details for automation and CI/CD integration.

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