Do all cryptocurrency use blockchain

Diferencia entre bitcoin y bitcoin cash

There's also the concern that.

avalanche crypto charts

Blockchain In 7 Minutes - What Is Blockchain - Blockchain Explained-How Blockchain Works-Simplilearn
Not all cryptocurrencies are blockchain-based. These include IOTA, Nano, Byteball and others. They are based on directed acyclic graphs, or DAGs. A blockchain is a digitally distributed, decentralized, public ledger that exists across a network. It is most noteworthy in its use with cryptocurrencies. Blockchain without cryptocurrencies: it's possible, but only with certain blockchains � and many businesses are using them.