Usage:
java -jar yubihsm-unwrap.jar <wrapped-key-file> <wrapping-key-file> [output-key-file]
Where:
wrapped-key
is the wrapped blob in base64wrapping-key
is the wrapping key (hex)output-key
is the output key file (optional, pem)
Password during export is optional.
This is the reverse of what yhwrap utility does.