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.
The Five Eyes nations have released a joint cybersecurity advisory warning of increased malicious attacks from Russian state-sponsored actors and criminal groups targeting critical infrastructure organizations amidst the ongoing military siege on Ukraine
If this is surprising to operators, we are doomed The Five Eyes nations' cybersecurity agencies this week urged critical infrastructure to be ready for attacks by crews backed by or sympathetic to the Kremlin amid strong Western opposition to Russia's invasion of Ukraine.…
The Russian government is ratcheting up malicious cyberattacks against critical infrastructure in countries supporting Ukraine.
Today, Five Eyes cybersecurity agencies warned critical infrastructure network defenders of an increased risk that Russia-backed hacking groups could target organizations within and outside Ukraine's borders. [...]
Conti -- one of the most ruthless and successful Russian ransomware groups -- publicly declared during the height of the COVID-19 pandemic that it would refrain from targeting healthcare providers. But new information confirms this pledge was always a lie, and that Conti has launched more than 200 attacks against hospitals and other healthcare facilities since first surfacing in 2018 under the name "Ryuk."