Critical infrastructure depends on interconnected operational systems, where cyber incidents can disrupt essential services, safety, and availability.
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Critical infrastructure includes systems and assets vital for public health, safety, and economic stability, such as power grids, water treatment, transportation networks, and healthcare facilities. These systems often combine physical components with industrial control systems (ICS) and operational technology (OT) that manage essential services in real time.
From an information-security perspective, critical infrastructure faces risks like unauthorized access to control systems, disruption of service availability, and manipulation of sensor data. Defending these assets requires specialized security measures tailored to ICS environments, including network segmentation, strict access controls, and continuous monitoring for anomalies. Ensuring resilience also involves coordinated efforts between operators and government agencies to address vulnerabilities unique to legacy systems and proprietary protocols.
Ascension, one of the largest U.S. healthcare systems, revealed that a May 2024 ransomware attack was caused by an employee who downloaded a malicious file onto a company device. [...]
The Dutch Military Intelligence and Security Service (MIVD) warned today that the impact of a Chinese cyber-espionage campaign unveiled earlier this year is "much larger than previously known." [...]