IT security in industrial plants
This article serves as a tutorial on IT security for industrial systems. Security objectives are explained, attack types are illustrated, and available and suggested countermeasures and general good practices are described.By Martin Naedele, Dacfey Dzung, ABB
THE TOPIC of IT security is becoming increasingly relevant in modern automated industrial plants. Modern automation systems provide high levels of inter-connectivity. Implementations are based on commercial IT platforms, many of which are known to be vulnerable to electronic attacks. “Security” is not a fixed target. Continuous efforts are necessary to keep any system secure. In the case of control systems, both the plant operating enterprise and the automation vendor have to be involved in these efforts.
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