More than 20 businesses worldwide have announced the creation of the Data Privacy Protocol Alliance (DPPA), to build a decentralized blockchain-based data ecosystem that provides consumers control of their data. The DPPA will establish a fundamental set of guidelines and specifications for an iteration of the CasperLabs layer-one blockchain optimized for data sharing, data storage, data ownership, and data storage. The founding members include data aggregators, privacy advocates, brands, agencies, advertising agencies, and many more to come, from the United States and abroad.
Source: https://www.helpnetsecurity.com/2021/05/06/data-privacy-protocol-alliance/