Transcription of GUIDE TO BASIC DATA ANONYMISATION TECHNIQUES …
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GUIDE TO BASIC DATA ANONYMISATION TECHNIQUES Published 25 January 2018 2 GUIDE TO BASIC DATA ANONYMISATION TECHNIQUES (published 25 January 2018) TABLE OF CONTENTS PART 1: OVERVIEW .. 3 1 Introduction .. 3 2 Purpose and Scope of This GUIDE .. 3 3 Terminology .. 6 PART 2: BACKGROUND .. 8 4 Data ANONYMISATION Concepts .. 8 5 Disclosure risks .. 11 PART 3: BASIC DATA ANONYMISATION TECHNIQUES .. 12 6 Attribute Suppression .. 12 7 Record Suppression .. 13 8 Character Masking .. 13 9 Pseudonymisation .. 15 10 Generalisation .. 18 11 Swapping .. 20 12 Data Perturbation .. 21 13 Synthetic Data .. 22 14 Data Aggregation.
Anonymisation techniques for streaming data like audio, video, images, big data (in its raw form), geolocation, bio-metrics etc. create additional challenges and require entirely different anonymisation techniques, which are outside the scope of this Guide.
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