Ask users to sign a message with their web3 wallet and recover it in a backend service
git clone https://github.com/austintgriffith/scaffold-eth.git sign-in-with-web3
cd sign-in-with-web3
git checkout sign-in-with-web3yarn install
yarn start
start the backend service that listens for and verifies signatures:
yarn backend
📝 Edit your frontend App.jsx in packages/react-app/src
📱 Open http://localhost:3000 to see the app
Connect a web3 wallet:
Sign a message to prove you own the address:
A backend server verifies sigatures:
The frontend can then react to the correct signature:
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