Blockchain in Education. On the Limit between the Real, the Possible and the Dreamed

Nowadays, Blockchain is recognized, especially in the financial world, as a new disruptive technology in the registration of events through a distributed and replicated system. Among the emblematic cases we can identify the following: Bank of England (Allison, 2015), Visa (Arnold, 2016), Santander, UBS, BNY Mellon, Deutsche Bank (Gallen, 2016). The best-known application is cryptocurrency, in particular, BitCoin. The success of Bitcoin, the most digital currency in the world, is explained by the use of a decentralized system based on tests that are registered by all users, maintaining their anonymity (Back et al, 2014; Wright & De Filippi, 2015 )..