Security

Industrial Control System (ICS)

The controllers, sensors, actuators and supervisory software that automate an industrial or building process. Supervisory refrigeration managers, PLCs and building management controllers are all ICS components, and CISA publishes dedicated ICS advisories for their vulnerabilities.

Deep dive

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How a Refrigeration Controller's Web Interface Becomes a Physical-Damage Attack Surface

Supervisory refrigeration controllers are small Linux web servers with authority over compressors, defrost cycles and alarms. Here is what an attacker gets from one, and why.

intermediate 6 min read

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