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miguelmota/prefix_message.js

Created May 10, 2019 20:18
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Truffle web3.js add prefix to message hash for signing example
Raw
prefix_message.js
let hash = web3.utils.soliditySha3('abc')
let prefixedHash = web3.utils.soliditySha3('\x19Ethereum Signed Message:\n32', hash)
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