ETH is the abbreviation for Ethereum, which is a decentralized, open-source blockchain system that features smart contract functionality. Created by Vitalik Buterin and launched in 2015, Ethereum enables developers to build and deploy decentralized applications (DApps) on its platform. Ether (ETH) is the native cryptocurrency of the Ethereum network and serves as a means of exchange for transactions on the platform, as well as a fuel for running smart contracts and decentralized applications. Ethereum has gained significant attention and adoption for its potential to revolutionize various industries, including finance, supply chain management, and decentralized finance (DeFi).