[1] W3C Credentials Community Group () <https://w3c-ccg.github.io/>
[2] W3C Credentials Community Group name and mission statement status (Kim Hamilton Duffy著, ) <https://lists.w3.org/Archives/Public/public-webappsec/2017Sep/0001.html>
[3] Decentralized Identifiers (DIDs) 1.0 () <https://w3c-ccg.github.io/did-spec/>