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Targeting the Systems Behind the Mission: OT Threats to US Critical Infrastructure and Military Operations

Oct 5, 2026, 2:56:49 PM / by The Hivemind posted in Threat Bulletin, Critical Infrastructure, US critical infrastructure, OT security, military infrastructure, operational technology

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Verticals Targeted: Critical Infrastructure, Defense
Regions Targeted: United States
Related Threat Actors: Volt Typhoon, QTFY, CyberAv3ngers, FSB Center 16, GRU Unit 29155, Cyber Army of Russia Reborn, NoName057(16), Z-Pentest, Sector16

Executive Summary

US critical infrastructure faces an increasingly consequential operational technology (OT) threat as state-sponsored and other cyber actors conduct activity ranging from long-term pre-positioning in critical infrastructure networks to direct exploitation of programmable logic controllers (PLCs) capable of affecting physical processes. Of particular national-security concern, military installations depend on civilian electricity, water, telecommunications, transportation, fuel, manufacturing, and logistics infrastructure located outside Department of War networks and installation boundaries. Disruption of these systems could therefore create military effects without direct compromise of a military installation.

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