Blockchain and the General Data Protection Regulation. Can distributed ledgers be squared with European data protection law ?

Référence complète : Finck M., Blockchain and the General Data Protection Regulation. Can distributed ledgers be squared with European data protection law ?, in Panel for the Future of Science and Technology (STOA), European Parliament Research Service (EPRS), July, 2019, 120 p.

Summary by the European Parliament  :  In recent times, there has been much discussion in policy circles, academia and the private sector regarding the tension between blockchains and the European Union’s General Data Protection Regulation (‘GDPR’). Whereas, the GDPR is based on an underlying assumption that in relation to each personal data point there is at least one the data controller, blockchains make the allocation of responsibility and accountability burdensome. Further, although the GDPR is based on the assumption that data can be modified or erased where necessary to comply with legal requirements, blockchains, however, render the unilateral modification of data purposefully onerous in order to ensure data integrity and to increase trust in the network.

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