Critical Infrastructure Resilience – Control Systems Upgrade Done Right Involves Cybersecurity
With control systems at water and wastewater utilities having been installed before cybersecurity was even a thing 20 - 30+ years ago, many utilities are now faced with having to replace those aged, insecure, and obsolete systems and devices. However, after such longevity, could there be a concern that once systems start being replaced, these new OT devices will follow a similar fate as their IT counterparts and commence on a path of having to be replaced every 5 years or less? Not necessarily.