Don’t Forget the Present: Cybersecurity Uplift for Existing Rail Systems
It's easy to assume that rail cybersecurity is only a problem for brand new systems and solely focuses on security requirements at the system procurement stage. We sometimes ignore the fact that existing systems (the installed base) were probably not built with security in mind. But right now rail operations are running insecure protocols, being managed by Windows XP machines, and are powered by devices that are subject to critical vulnerabilities. The situation is risky and calls for immediate action.
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