Strategies for Digital Defense of Essential Systems
Essential infrastructure—power grids, water treatment, transportation systems, healthcare networks, and telecommunications—underpins modern life. Digital attacks on these systems can disrupt services, endanger lives, and cause massive economic damage. Effective protection requires a mix of technical controls, governance, people, and public-private collaboration tailored to both IT and operational technology (OT) environments.Threat Landscape and ImpactDigital threats to infrastructure include ransomware, destructive malware, supply chain compromise, insider misuse, and targeted intrusions against control systems. High-profile incidents illustrate the stakes:Colonial Pipeline (May 2021): A ransomware attack disrupted fuel deliveries across the U.S. East Coast; the company reportedly paid a $4.4 million ransom and faced…