digital currency
cryptocurrency
http://id.loc.gov/authorities/subjects/sh2018001347
https://en.wikipedia.org/wiki/Category:Cryptocurrencies
https://en.wikipedia.org/wiki/Cryptocurrency
https://www.wikidata.org/wiki/Q13479982
A digital asset designed to work as a medium of exchange wherein individual coin ownership records are stored in a ledger existing in a form of a computerized database using strong cryptography to secure transaction records, to control the creation of additional coins, and to verify the transfer of coin ownership.
crypto
crypto-currency
cryptocurrencies