What we learned from designing an academic certificates system on the blockchain

By Stephen Downes - Stephen's Web. What we learned from designing an academic certificates system on the blockchain
Juliana Nazaré, Kim Hamilton Duffy, J. Philipp Schmidt, Medium, 2016/06/06
Some of the issues: the choice of bitcoin rather than ethereum; using a link to view certificates rather than public-private key pairs; leaving the possibility of certificate revocation in the system; privacy and transparency around blockchain; the right of the user to curate the certificates being shared; and whether the use of certificates can be tracked. More...