* @param tc
     *            context to use
     * @param type1
     *            The Type-1 message which this represents a response to.
     * @param challenge
     *            The challenge from the domain controller/server.
     * @param target
     *            The authentication target.
     */
    public Type2Message ( CIFSContext tc, Type1Message type1, byte[] challenge, String target ) {
        this(
            tc,

    /**
     * Creates a Type-2 message in response to the given Type-1 message.
     *
     * @param type1 The Type-1 message which this represents a response to.
     * @param challenge The challenge from the domain controller/server.
     * @param target The authentication target.
     */
    public Type2Message(Type1Message type1, byte[] challenge, String target) {
        this(getDefaultFlags(type1), challenge, (type1 != null &&