signmessage (0.17.99 RPC)
blockchain
control
generating
mining
network
rawtransactions
util
wallet
signmessage "address" "message"
Sign a message with the private key of an address
Arguments
1. "address" |
string required |
The bitcoin address to use for the private key. |
2. "message" |
string required |
The message to create a signature of. |
Result
"signature" |
string |
The signature of the message encoded in base 64 |
Examples
Unlock the wallet for 30 seconds
bitcoin-cli walletpassphrase "mypassphrase" 30
Create the signature
bitcoin-cli signmessage "1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XX" "my message"
Verify the signature
bitcoin-cli verifymessage "1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XX" "signature" "my message"
As json rpc
curl --user myusername --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "signmessage", "params": ["1D1ZrZNe3JUo7ZycKEYQQiQAWd9y54F4XX", "my message"] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/