Too Long; Didn't Read
In newest release of <a href="https://hackernoon.com/tagged/hyperledger-fabric" target="_blank">Hyperledger Fabric</a> v1.2 they introduced the concept of private data. This feature can fix a bunch of confidentiality issues which are present with the technology today. One of those is GDPR compliancy. The following article requires some general Fabric knowledge. If you are not yet familiar with Hyperledger Fabric, I suggest you watch this <a href="https://www.youtube.com/watch?v=7EpPrSJtqZU&list=PLjsqymUqgpSRXC9ywNIVUUoGXelQa4olO" target="_blank">video series</a> or the <a href="http://hyperledger-fabric.readthedocs.io/en/release-1.1/blockchain.html" target="_blank">introduction</a> on the official documentation.