The current state of cyber security in industrial networks is quite scary. Many systems rely on legacy software and can not be upgraded. Also take into account

The current state of cyber security in industrial networks is quite scary. Many systems rely on legacy software and can not be upgraded. Also take into account the old people running the system are often hesitant to try new technologies and often do not have the wide ranging IT and cyber security knowledge to make the right decisions. Even getting isolated networks and changing default passwords can be difficult.