$ETH Ethereum is a decentralized blockchain platform that allows the creation of smart contracts and decentralized applications (dApps). It was founded by Vitalik Buterin in 2014 and has been one of the most popular cryptocurrencies after Bitcoin.

Ethereum has its own cryptocurrency called Ether (ETH), which is used to pay for transactions and the execution of smart contracts on the network.

Some of the key features of Ethereum are:

1. Smart contracts: Allow the automation of processes and the creation of decentralized applications.

2. Decentralization: The network is decentralized, meaning there is no centralized control.

3. Security: The network uses advanced cryptography to secure transactions and smart contracts.

Ethereum has a wide range of use cases, including:

1. Decentralized finance (DeFi)

2. Non-fungible tokens (NFTs)

3. Decentralized games

4. Supply chain and logistics applications