NAME

lightning-signmessage - Command to create a signature from this node

SYNOPSIS

signmessage message

DESCRIPTION

The signmessage RPC command creates a digital signature of message using this node's secret key. A receiver who knows your node's id and the message can be sure that the resulting signature could only be created by something with access to this node's secret key.

message must be less that 65536 characters.

RETURN VALUE

On success, an object is returned, containing:

•: signature (hex): The signature (always 128 characters)
•: recid (hex): The recovery id (0, 1, 2 or 3) (always 2 characters)
•: zbase (string): signature and recid encoded in a style compatible with lnd's SignMessageRequest (https://api.lightning.community/#grpc-request-signmessagerequest)

AUTHOR

Rusty Russell <rusty@rustcorp.com.au> is mainly responsible.

RESOURCES