Should blockchain companies be worried about the EU’s GDPR rules? Author: Andrew Gillick Last Updated: 24 May 2018 To all appearances, the EU has been more proactive in dealing with blockchain technology than its US counterpart and it is also making a bigger effort to tackle “big tech” on data malpractices. But with the General Data Protection Regulation (GDPR) coming into effect on May 25, will it have an impact on blockchain innovation?