What is cryptocurrency?
A cryptocurrency, or crypto, is a form of digital currency which is secured using a technique called cryptography.
Cryptos are completely decentralised. In other words, they are not supplied or controlled by any government or authority. There are currently hundreds of cryptos in existence, with Bitcoin being the most well-known and highest valued. Other popular cryptos include Ethereum, Ripple, Litecoin, Dash, Monero, and NEM.