Utopia Tech
SecurityAI-assisted1 min read

Over 4,400 Rockwell PLCs Exposed Online, 22 Found in Water Attack Cities

Forescout's research revealed 4,407 internet-exposed Rockwell Automation PLCs globally, with 2,844 in the United States. Notably, 22 of these exposed controllers were located in cities recently targeted by cyberattacks on water utilities, with 19 sharing the same mobile carrier network, raising significant concerns about critical infrastructure security.

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Utopia Tech

August 6, 2026 · 1 min read

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Forescout found 22 internet-facing Rockwell Automation programmable logic controllers (PLCs) in cities hit by recent cyberattacks on US water utilities. Nineteen used the same mobile carrier network. Its August 3 scan counted 4,407 exposed Rockwell controllers worldwide, including 2,844 in the United States, but Forescout could not confirm any were compromised. That figure counts exposed

Originally published at thehackernews.com

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