RPC Browser


Command: signmessagewithprivkey


Arguments

signmessagewithprivkey "privkey" "message"

Sign a message with the private key of an address

Arguments:
1. "privkey"         (string, required) The private key to sign the message with.
2. "message"         (string, required) The message to create a signature of.

Result:
"signature"          (string) The signature of the message encoded in base 64

Examples:

Create the signature
> bitcoin-cli signmessagewithprivkey "privkey" "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": "signmessagewithprivkey", "params": ["privkey", "my message"] }' -H 'content-type: text/plain;' http://127.0.0.1:8332/

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