ThreatsIndustrial & OTCriticalThreat Actors Weaponize AI Tooling and S7comm to Target Siemens S7 Industrial ControllersCISA, NSA, and the FBI issue joint advisory AA26-231A warning of active campaigns targeting Siemens S7 series PLCs using automated S7comm protocol exploitation.Mei-Lin Chen·19 Sep 2026, 19:50 IST·13 min read