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Topic: Privacy & Compliance

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GDPR Art. 25Art. 4(5)Definition of done

Pseudonymization: label vs architecture

Labelling exercise

×Same user ID in every database
×Analytics can re-link the person
×Key lives next to the data

Real pseudonymization

✓Key table: user ID to pseudonym
✓Analytics stores pseudonym only
✓Key in a separate security zone

Privacy review before merge

✓Legal basis named (Art. 6)
✓Retention defined at storage level
!Deletion path tested in production

Privacy & Compliance

GDPR-Aligned Product Development for EU-Facing SaaS: Seven Architectural Pitfalls

Seven patterns that consistently fail GDPR audits in B2B SaaS, with concrete architectural fixes.

January 5, 20267 minRead more