🌐 Nation-State Threats

Iranian Hackers Are Back, Prodding U.S. PLCs in Water Plants and Power Grids

Forget the headlines about flashy ransomware. Iranian hackers are quietly messing with the brains of America's critical infrastructure—PLCs in power grids and water systems. And we're still leaving them online.

Threat Digest Apr 07, 2026 4 min read
Digital map of US with red markers on power plants and water facilities under cyber attack icons

⚡ Key Takeaways

  • Iranian APTs are actively probing exposed PLCs in US water, energy, and gov sectors for disruptions. 𝕏
  • Basic defenses like firewalls and segmentation remain ignored, echoing 2023 Unitronics attacks. 𝕏
  • Geopolitical tensions drive escalation; expect hybrid threats by 2025. 𝕏
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#CISA advisory #Iranian hackers #PLCs #critical infrastructure

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Originally reported by Bleeping Computer

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