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.
The US Treasury Department linked the notorious cybercrime gang to Russian Intelligence Services because cyberattacks that disrupted hospitals and other critical infrastructure align with Russian state interests.
A new cybersecurity advisory from the U.S. Cybersecurity & Infrastructure Security Agency (CISA) describes recently observed tactics, techniques, and procedures (TTPs) observed with North Korean ransomware operations against public health and other critical infrastructure sectors. [...]
State-backed hackers from North Korea are conducting ransomware attacks against healthcare and critical infrastructure facilities to fund illicit activities, U.S. and South Korean cybersecurity and intelligence agencies warned in a joint advisory
Don't trust your super-hot military boyfriend you've never met. He doesn't exist As Valentine's Day approaches, if your offshore oil rig worker "boyfriend" – who looks like Bradley Cooper in his online pics and has hinted at proposing to you for months, but you've never met in real life – suddenly needs money for "hospital bills" … Just. Don't. Do. It.…
A sophisticated cyber-espionage attack against high-value targets attending a maritime technology conference in Pakistan this weekend has been in the works since last year.
A set of 38 security vulnerabilities has been uncovered in wireless industrial internet of things (IIoT) devices from four different vendors that could pose a significant attack surface for threat actors looking to exploit operational technology (OT) environments
A single ransomware attack on a New Zealand managed service provider (MSP) disrupted several of its clients' business operations overnight, most belonging to the healthcare sector. According to the country's privacy commissioner, "a cyber security incident involving a ransomware attack" in late November upended the daily operations of New Zealand's health ministry when it prevented the staff
The Gootkit malware is prominently going after healthcare and finance organizations in the U.S., U.K., and Australia, according to new findings from Cybereason
Ukraine braced for more critical infrastructure attacks
The SNP MP revealed details of the incident, in which he clicked on a malicious file purportedly about the military situation in Ukraine
The Tallahassee Memorial HealthCare hospital is following protocols for system downtime