ICDL Data Protection Practice Questions - ICDL Data Protection GDPR (ICDL Foundation) Exam

Which of the following processes represents 'pseudonymization' rather than 'anonymization' under the GDPR?

Replacing patient names in a database with unique random IDs, while keeping a secure key mapping the IDs to names elsewhere. Aggregating website traffic statistics to show only the total number of monthly visitors. Permanently deleting all identification records and identifiers from a customer service log file. Destroying the encryption key used to protect a database, rendering the data permanently unreadable.

Correct Answer:

Replacing patient names in a database with unique random IDs, while keeping a secure key mapping the IDs to names elsewhere.

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