Remote access and remote maintenance in industrial plants has been on everyone's lips not only since Covid-19. However, the potential for disruption due to unregulated remote access with potential network couplings leaves many plant operators with the desire for secure solutions and effective but recoilless monitoring of these remote maintenance solutions and plant networks. With a live demonstration, we will show a passive monitoring of network traffic with real-time reporting and behavior modeling and analysis using the cognitix Threat Defender. We will also show the secured remote maintenance access using genuine remote maintenance. And we will try an insider attack via remote maintenance and show with the network analysis if it is successful. Spoiler: Of course it will not be suc ...