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doc/0.21.12/rpc/util/signmessagewithprivkey.md
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--- | |||||
name: signmessagewithprivkey | |||||
version: 0.21.12 | |||||
group: util | |||||
permalink: doc/0.21.12/rpc/util/signmessagewithprivkey/ | |||||
--- | |||||
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 a JSON-RPC call | |||||
> 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/ | |||||