@classmethod<EOL><INDENT>def determineFrom(cls, challenge, password):<DEDENT>
nonce = secureRandom(<NUM_LIT:16>)<EOL>response = _calcResponse(challenge, nonce, password)<EOL>return dict(cnonce=nonce, response=response)<EOL>
Create a nonce and use it, along with the given challenge and password,
to generate the parameters for a response.

@return: A C{dict} suitable to be used as the keyword arguments when
    calling this command.