* @param username
     * @param passwordHashHex
     *            NT password hash, hex encoded
     */
    public NtlmNtHashAuthenticator ( String domain, String username, String passwordHashHex ) {
        this(domain, username, Hex.decode(passwordHashHex));
    }


    private NtlmNtHashAuthenticator ( byte[] passwordHash ) {
        super();
        this.ntHash = passwordHash;
    }


    /**
     * {@inheritDoc}