The NymData blog: guides to anonymize your data
Anonymization methods, privacy regulations, real data breaches and best practices.
Hands-on guides to protect your documents and databases, written by the NymData team.
IQVIA Fined €12 Million: When "Anonymous" Health Data Is Only Pseudonymized
France's CNIL (€5M) and Italy's Garante (€7M) fined IQVIA in 2026: its health data, presented as anonymous, was only pseudonymized. What it means for anyone sharing patient data.
Read the article →EDPB Anonymization Guidelines 2026: What Changes and What to Do Now
The EDPB's 2026 guidelines on anonymization: 3 criteria, 2 approaches, anonymity that depends on the recipient, and the impact of AI. What to do now, in the EU, the UK and the US.
Data Masking for Test Data: Static vs Dynamic Masking Explained
What data masking is, how static and dynamic masking differ, and how to mask production data for test and staging while keeping it consistent and realistic.
How to Redact a PDF (and Check That the Redaction Actually Worked)
A black box drawn on a PDF hides text without removing it. Here is how to redact a PDF properly, check the result in three steps, and clean the metadata.
PII Redaction: How to Find and Redact Personal Data in Files and Databases
What counts as PII, where it hides in your files and databases (free text, comments, metadata), how it is detected, and how to redact or pseudonymize it.
Pseudonymization vs Anonymization: Definitions, Differences and the GDPR
Pseudonymization replaces what identifies a person with a pseudonym. The GDPR definition, how it differs from anonymization, and how to choose between them.
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