ethereum-private-key-to-public-key

Convert an Ethereum private key to a public key

ethereum-private-key-to-public-key

Convert an Ethereum private key to a public key

Demo

https://lab.miguelmota.com/ethereum-private-key-to-public-key

Install

npm install ethereum-private-key-to-public-key

Getting started

const privateKeyToPublicKey = require('ethereum-private-key-to-public-key')

console.log(privateKeyToPublicKey(Buffer.from('4f3edf983ac636a65a842ce7c78d9aa706d3b113bce9c46f30d7d21715b23b1d', 'hex')).toString('hex')) // '04e68acfc0253a10620dff706b0a1b1f1f5833ea3beb3bde2250d5f271f3563606672ebc45e0b7ea2e816ecb70ca03137b1c9476eec63d4632e990020b7b6fba39'
console.log(privateKeyToPublicKey('4f3edf983ac636a65a842ce7c78d9aa706d3b113bce9c46f30d7d21715b23b1d').toString('hex')) // '04e68acfc0253a10620dff706b0a1b1f1f5833ea3beb3bde2250d5f271f3563606672ebc45e0b7ea2e816ecb70ca03137b1c9476eec63d4632e990020b7b6fba39'
console.log(privateKeyToPublicKey('0x4f3edf983ac636a65a842ce7c78d9aa706d3b113bce9c46f30d7d21715b23b1d').toString('hex')) // '04e68acfc0253a10620dff706b0a1b1f1f5833ea3beb3bde2250d5f271f3563606672ebc45e0b7ea2e816ecb70ca03137b1c9476eec63d4632e990020b7b6fba39'

CLI

Install:

npm install -g ethereum-private-key-to-public-key

Convert private key to public key:

$ ethereum_private_key_to_public_key 4f3edf983ac636a65a842ce7c78d9aa706d3b113bce9c46f30d7d21715b23b1d

04e68acfc0253a10620dff706b0a1b1f1f5833ea3beb3bde2250d5f271f3563606672ebc45e0b7ea2e816ecb70ca03137b1c9476eec63d4632e990020b7b6fba39

Piping private key example:

$ echo 4f3edf983ac636a65a842ce7c78d9aa706d3b113bce9c46f30d7d21715b23b1d | ethereum_private_key_to_public_key

04e68acfc0253a10620dff706b0a1b1f1f5833ea3beb3bde2250d5f271f3563606672ebc45e0b7ea2e816ecb70ca03137b1c9476eec63d4632e990020b7b6fba39

Test

npm test

License

MIT

HomePage

https://github.com/miguelmota/ethereum-private-key-to-public-key

Repository

https://github.com/miguelmota/ethereum-private-key-to-public-key