What To Do If Coinbase Withdrawal Is Not Working For those who are living in a parallel world and are unsure of what cryptocurrency is, where are you guys! The biggest trend for investing, cryptocurrencies, is ruling the world like no other. Cryptocurrencies or digital currencies are decentralized digital money. Cryptocurrencies rely on a distributed ledger technology (DLT) called blockchain, which is decentralized (i.e. No single entity is in charge of it). Withal, if you want to trade in digital currencies, you need a platform to trade them, and also a mediator to communicate with the network. Today, we have a host of platforms to select from but they all are created differently. They differ in terms of user-friendliness, functionality, fees, accessibility, and security.