SIGNAL+DRAHT | Issue 11/2025
Practical examples of security throughout the entire OT lifecycle
T his article uses practical examples to describe how cybersecurity requirements for railway applications are systematically implemented throughout the entire OT lifecycle. Key methods such as risk analysis, vulnerability management, system hardening, security testing and continuous monitoring are outlined from the concept phase to decommissioning. The focus is on structured, holistic cybersecurity management in accordance with current standards and laws, which can only ensure a sustainable level of security for railway OT systems through consistent and ongoing measures...