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Externally Owned Accounts (EOA)

Externally Owned Accounts (EOA)

Last Updated: January 11, 2026

Externally Owned Accounts (EOA) are user-controlled accounts on the Ethereum blockchain, secured by private keys.

Externally Owned Accounts (EOA) are user-managed accounts on Ethereum, controlled via private keys. They allow users to send and receive Ether and initiate smart contracts. Unlike contract accounts, EOAs have no associated code. They are managed by individuals rather than algorithms. EOAs are essential for interacting with the Ethereum network, serving as the basic accounts from which users can engage with decentralized applications. Security is critical; losing a private key means losing access. EOAs play a vital role in the decentralized ecosystem, enabling personal financial sovereignty and interaction with blockchain technology.