'Called back out of self.signData with the signed data.  Send the
authentication request with the signature.
@param signedData: the data signed by the user\'s private key.
@type signedData: L{bytes}'

def _cbSignedData(self, signedData):

    publicKey = self.lastPublicKey
    self.askForAuth('publickey', ((('\x01' + NS(publicKey.sshType())) + NS(publicKey.blob())) + NS(signedData)))
