Privacy-Preserving Surveillance — Technique & Compliance Guide

One-page printable that turns the article into a pre-deployment checklist: the four operations (privacy masks, dynamic masking, redaction, de-identified analytics) and where each sits in the pipeline; the governing reversible-vs-irreversible distinction (reversible = pseudonymisation, still personal data under GDPR Art. 4(5)/Recital 26; irreversible = anonymisation candidate, outside GDPR if no re-identification by means reasonably likely); the de-identification technique families (randomisation