The architect of the Blockcerts system replies to this article here: http://community.blockcerts.org/t/response-to-blockchain-blockcerts-critiques-from-privacy

The architect of the Blockcerts system replies to this article here: http://community.blockcerts.org/t/response-to-blockchain-blockcerts-critiques-from-privacy-researcher/308 http://community.blockcerts.org/t/response-to-blockchain-blo... “It’s interesting that he focuses on blockchain for identity management, which Blockcerts doesn’t even do. However, DIDs, which can improve the ability of individuals to own/control their identity, will feature blockchain-based method specs.”