#TariffsPause iturn0image0turn0image1turn0image2turn0image4Ethereum is an open-source blockchain platform launched in 2015 by Vitalik Buterin. In addition to serving as a cryptocurrency with its native coin, Ether (ETH), Ethereum allows the creation of smart contracts and decentralized applications (dApp), revolutionizing sectors such as finance (DeFi), NFTs, and gaming. In 2022, it adopted the Proof-of-Stake consensus mechanism, reducing energy consumption by over 99% citeturn0news27. Ethereum is considered the reference blockchain for the development of Web3 and continues to evolve with updates to improve scalability and sustainability.