Type3Message parsed = new Type3Message(t3.toByteArray());

        assertEquals(domain, parsed.getDomain());
        assertEquals(user, parsed.getUser());
        assertEquals(workstation, parsed.getWorkstation());

        assertArrayEquals(lmResponse, parsed.getLMResponse());
        assertArrayEquals(ntResponse, parsed.getNTResponse());
    }

                byte[] ntResponse = type3.getNTResponse();
                if (ntResponse == null) ntResponse = new byte[0];
                return new NtlmPasswordAuthentication(type3.getDomain(),
                        type3.getUser(), challenge, lmResponse, ntResponse);
            }
        } else {
            resp.setHeader("WWW-Authenticate", "NTLM");
        }
        resp.setStatus(HttpServletResponse.SC_UNAUTHORIZED);

                byte[] ntResponse = type3.getNTResponse();
                if ( ntResponse == null )
                    ntResponse = new byte[0];
                return new NtlmPasswordAuthentication(type3.getDomain(), type3.getUser(), challenge, lmResponse, ntResponse);
            }
        }
        else {
            resp.setHeader("WWW-Authenticate", "NTLM");
        }
        resp.setStatus(HttpServletResponse.SC_UNAUTHORIZED);