Blockchain and Data Protection Law: When Anonymous Data Becomes Personal

Personally Identifiable Information, Blockchain, and Privacy: How anonymous is anonymized data?

Data processing on a blockchain is widely perceived to be completely anonymous and therefore “immune” to data protection laws – which are applicable only for processing of personal data. However, this perceived immunity is not at all absolute – rather, data processing on a blockchain may fall under data protection laws. Lawyers Natalie Eichler and Thorsten Jansen demonstrate some current and future applications of blockchain technology where data protection laws may in fact apply.

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