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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.

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Bank Info Security 2 years, 4 months ago

Change Healthcare Outage Hits Military Pharmacies Worldwide

Experts Speculate About Whether the Hack Involved the ScreenConnect Flaw ExploitPharmacies at U.S. military hospitals and clinics worldwide are among the entities affected by the cyberattack on Optum's Change Healthcare this week, which has forced the IT services company to take many of its applications offline. Change Healthcare disconnected its IT systems on Wednesday.

Bank Info Security 2 years, 4 months ago

Change Healthcare Cyber Outage Disrupts Firms Nationwide

HHS Issues Special Alert Urging Providers and Contractors to 'Stay Vigilant'Change Healthcare - a unit of Optum that provides IT services and applications to hundreds of U.S. pharmacies, payers and healthcare providers - is dealing with a cyber incident that has forced the company to take its applications offline enterprisewide. The company said is triaging the situation.

Bank Info Security 2 years, 4 months ago

Hack at Services Firm Hits 2.4 Million Eye Doctor Patients

As Vendor Breaches Surge, Medical Practices Need 20/20 Visibility on Third PartiesAn Arizona firm that provides administrative services to a dozen ophthalmology practices in several states is notifying nearly 2.4 million patients of a data theft incident. The hack is among the latest recent major data breaches involving vendors of critical services to healthcare firms.

On Thanksgiving Day 2023, while many Americans were celebrating, hospitals across the U.S. were doing quite the opposite. Systems were failing. Ambulances were diverted. Care was impaired. Hospitals in three states were hit by a ransomware attack, and in that moment, the real-world repercussions came to light—it wasn’t just computer networks that were brought to a halt, but actual patient

Bank Info Security 2 years, 4 months ago

New Guides Aim to Help Health Sector Beef Up Cyber, Privacy

HHS OCR, NIST Finalize HIPAA Cyber Guide; HSCC Issues Security, Privacy ResourceTwo new guidance resources - one from regulators and the other from an industry council - aim to help healthcare firms strengthen their protection of sensitive patient information and critical IT systems. The publications come as the Biden administration is pushing the sector to up its cyber game.