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US warns Siemens PLC devices can be hacked

By AJ Vicens

Aug 20 2026 6:33AM

Amid fears Iran is breaching water plants.

US warns Siemens PLC devices can be hacked

Key points Several US government agencies have warned that unidentified hackers are trying to breach Siemens devices used to monitor and operate water facilities and other critical infrastructure. The advisory, issued by the NSA, FBI, Department of Energy, EPA and CISA, describes an active ...

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