Metamask: How can you sign with Metamask without web3?

jan 25, 2025 | Geen categorie

Metamask: How can you sign with Metamask without web3?

5d47e7e6 Before we dive into the solution, let’s quickly understand why Metamask removed Web3 versions. This change was made to ensure better compatibility and security for users who don’t have a Web3 wallet or want to use Metamask on mobile devices without an internet connection.

Sign with Metamask without Web3

To sign transactions with Metamask, you will need to create a signing key using the `metamask:signing-key` command. Here’s how.

  • 1. Create a new signing key: Run the following command in your terminal: 
    • bash

metamask:signing-key --genrate .json

    Replace `` with the desired name for your signing key.

  • 2. Import the signing key: You will need to import the signed signing key into your Metamask wallet using a Web3-compatible wallet like MetaMask or Wallet on mobile devices.

    • Using the `metamask:signing-key` command without Web3

    Assuming you have generated a new signing key and imported it correctly, here is how you can sign transactions with Metamask:
    Metamask

  • 1. Get Ethereum account balance: Before sending a transaction, get the Ethereum account balance using: 
    • json

etherscan.io/addressbalance

    Replace ‘address’ with the recipient’s Ethereum address.

  • 2. Create a new transaction: Use the following command to create a new transaction: 
    bash

metamask:tx

  • 3. Sign the transaction: Replace `` with the ID of your new transaction, and use your signed signing key to sign it.

    • Here is an example of how you can sign a simple transaction using the `metamask:signing-key` command:

    bash

metamask:tx --id  --signing-key .json
  • 4. Verify the signature: After sending the signed transaction, verify its integrity using: 
    • bash

metamask:txverify

  • Additional Tips

    Make sure you have enabled signing for your Metamask wallet in the MetaMask settings.

  • Keep your signing key safe to prevent unauthorized transactions.
  • If you encounter any issues or errors, refer to the official Metamask documentation or contact their support team.

    • By following these steps, you should be able to sign with Metamask without using Web3.