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Protecting Industrial Control Systems from Electronic Threats by Joseph Weiss

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Chapter 4. Convergence of Industrial Control Systems and Information Technology

Computers, as most people recognize them, were developed for the office and then the home environment. Priorities were low initial investment and off-the-shelf operating systems and software applications. This allowed for ease of upgrades and the ability to change out hardware every few years as technology evolved. Traditional information technology (IT) systems, particularly Windows systems, do experience the proverbial “blue screen of death.” However, it is expected, and rebooting is simply an accepted fact. As people expect their computers to be reliable, reliability for an office or home system can mean one reboot every few weeks is acceptable or that a monthly ...

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