Critical infrastructure depends on interconnected operational systems, where cyber incidents can disrupt essential services, safety, and availability.
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Background for this topic.
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.
At least six different Russia-aligned actors launched no less than 237 cyberattacks against Ukraine from February 23 to April 8, including 38 discrete destructive attacks that irrevocably destroyed files in hundreds of systems across dozens of organizations in the country
A cyberespionage threat actor known for targeting a variety of critical infrastructure sectors in Africa, the Middle East, and the U.S. has been observed using an upgraded version of a remote access trojan with information stealing capabilities
A China-linked government-sponsored threat actor has been observed targeting Russian speakers with an updated version of a remote access trojan called PlugX
The U.S. government on Tuesday announced up to $10 million in rewards for information on six hackers associated with the Russian military intelligence service