#CryptoFees101 Ethereum (in English: Ethereum) or Ether (abbreviated: ETH; symbol: Ξ) is a decentralized open-source cryptocurrency that relies on blockchain technology, which performs functions through smart contracts that facilitate the conclusion of online agreements that mimic traditional contracts in reality while providing an element of security and trust. The Ether currency ranks second after Bitcoin in terms of market value.Ethereum (in English: Ethereum) or Ether (abbreviated: ETH; symbol: Ξ) is a decentralized open-source cryptocurrency that relies on blockchain technology, which performs functions through smart contracts that facilitate the conclusion of online agreements that mimic traditional contracts in reality while providing an element of security and trust. The Ether currency ranks second after Bitcoin in terms of market value.$ETH $ETH