De-identification

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De-identification obfuscates personal data from databases so that it can be shared without compromising privacy.

• aka anonymization
• removes the ability to link data back to an individual, reducing sensitivity
• methods for de-identification:
  • Data Masking
  • Tokenization

Pseudo-Anonymization

Pseudo-anonymization removes some data, but leaves elements that could be used to de-anonymize the data.

• e.g., remove name but leave address, zip code, and/or age in place