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Bitcoin (BTC): The first successful decentralized digital currency. According to its creator, Satoshi Nakamoto, this digital currency was created to “allow online payments to be sent from one party to another directly without the need for a financial institution.”
Ethereum: Ethereum is the wonder child of the cryptocurrency world and serves as the infrastructure for most decentralized software. Ethereum offers smart contracts, which are computer programs with guaranteed execution, and once implemented, no one can change them.
Tether (USDT): A centralized stablecoin backed by the dollar. Each unit of USDT is always equal to one dollar. (Stablecoins, stable digital currencies or digital currencies with a fixed price, are one of the interesting innovations in the world of digital currencies. You know that the distinctive feature of these currencies is their price stability. The price of these currencies is stable in different conditions and like other types of currencies (Digital does not fluctuate.)
Polkadata (DOT): An open source protocol that aims to connect all the different blockchains and enable them to work together to transfer all kinds of data. Polkadata is one of Ethereum’s competitors.
Cardano (ADA): Another blockchain that is trying to improve the scalability, interoperability, and stability of cryptocurrencies. Holders of this digital currency have the right to vote on any changes that are proposed to improve the performance of the network.
