Certified Information Privacy Technologist (CIPT) — Question 210

Which of the following is NOT a mechanism to de-identify data?

Answer options

• A. Aggregation
• B. Interpolation
• C. Obfuscation
• D. Truncation

Correct answer: B

Explanation

Interpolation is a method used to estimate values between known data points, and it does not effectively de-identify data. In contrast, aggregation, obfuscation, and truncation are all valid techniques for reducing the identifiability of data.