`\-', then the key will be imported from stdin. Only RSA keys are
supported at the moment. NAME[:PORT] is used to specify the
fully-qualified hostname (and port) used in the user ID of the new
`\-', then the key will be imported from stdin. Only RSA keys are
supported at the moment. NAME[:PORT] is used to specify the
fully-qualified hostname (and port) used in the user ID of the new