Start a conversation

Sign a message with a UTXO

Samourai Wallet has built-in signature generation to prove control of a bitcoin address private key without revealing the private key to anyone. The list of current unspent outputs contains a list of addresses that can sign messages in your wallet. Currently you can only sign messages with addresses that contain an unspent balance of bitcoin. 

Step 1 - Show unspent outputs

Tap the three vertical dots on the top right of the toolbar and then tap Show unspent outputsThis will launch a list of current unspent outputs in your wallet.

Step 2 - Select the address to sign from

Tap the unspent output that corresponds with the bitcoin address that you want to sign the message from.  Tap on sign message

Step 3 - Enter your message

Enter whatever message you want to sign in the textbox and then press Yes when finished.

Step 4 - Copy and share

Copy the signature and share it.

Choose files or drag and drop files
Was this article helpful?
  1. Samourai Wallet

  2. Posted
  3. Updated