WinGuard X4 is an open architecture PSIM platform, linking security, building and communication management systems of different manufacturers and supporting the user in event processing. The platform is scalable from a single workstation system to an internationally cross-linked control centre and can be extended anytime by further servers, clients, function, and interface modules. Currently, over 400 interface drivers are available; in addition, development of new interfaces is possible as well. The user interface is available in more than 20 languages. The recent version WinGuard X4 meets the rapidly increasing demands on modern control centres, offering in particular innovations in the field of IT security/cyber security.