You might have heard of Bitcoin, Ethereum, Dogecoin, or the price fluctuations of cryptocurrencies. But what is cryptocurrency and what is its purpose? What is its relationship with blockchains? This video will explain what cryptocurrency is, the main categories of cryptocurrencies, its relationship with blockchain, and recent innovations in the field, in simple terms. Through this tutorial, you will understand the basics of cryptocurrency, including its definition, functions, use cases, and technical characteristics. We will also discuss blockchain technology and its role in cryptocurrency.