CRYPTO-CURRENCIES DEFINITIONS AND CONCEPTS

Bitcoin is a virtual and intangible currency.
A chain of blocks.
A cryptocurrency is a means of exchange that cryptography uses to secure transactions and control the creation of new units.
Is the computational activity necessary to process the transactions that take place in the various block chains (blockchains).
A token is a string of characters that has a consistent meaning in a certain programming language.
Concepts and definitions of words related to cryptocurrency.