Industrial network security is not a luxury option anymore—it is a necessity. A spate of recent cyberattacks targeting critical infrastructure has underlined the need for industrial organizations to prioritize cybersecurity. No matter which industry you are in, potential threats are everywhere. Recent incidents include hackers shutting down a fuel pipeline in the USA1 and demanding millions of dollars in ransom payments, and a ransomware attack taking the self-service ticketing machines of a UK railway company 2 offline.