Why pseudonymization is not the silver bullet for GDPR.

Dr Johnny Ryan GDPR Leave a Comment

Pseudonymization will not save online advertising companies from having to seek consent to use browsing and other personal data. This note explains why. Personally identifiable data (PII) will become toxic in May 2018 when the General Data Protection Regulation is applied, unless data subjects have given consent.[1] Some businesses may try to rely on “pseudonymization”, a partial method of anonymization, to continue to use PII without consent. This would be a mistake, as the GDPR (and a previous opinion from the Article 29 Working Party[2]).…