if ( log.isTraceEnabled() ) {
            log.trace("Signing with seq " + this.signSequence);
        }

        ( (ServerMessageBlock) request ).setSignSeq(this.signSequence);
        if ( response != null ) {
            ( (ServerMessageBlock) response ).setSignSeq(this.signSequence + 1);
        }

        try {
            update(this.macSigningKey, 0, this.macSigningKey.length);

     */
    public int getSignSeq () {
        return this.signSeq;
    }


    /**
     * @param signSeq
     *            the signSeq to set
     */
    public final void setSignSeq ( int signSeq ) {
        this.signSeq = signSeq;
    }


    /**
     * @return the verifyFailed
     */
    @Override
    public boolean isVerifyFailed () {
        return this.verifyFailed;