NSA, CISA, FBI, DOE and EPA warn of active AI-assisted reconnaissance against Internet-exposed Siemens S7 PLCs in U.S. critical infrastructure
The NSA, CISA, FBI, DOE and EPA issued a joint advisory (AA26-231A) warning of an active threat to Siemens S7 Series PLCs in U.S. critical infrastructure. Unattributed threat actors are conducting reconnaissance and capability development against U.S.-based installations using AI-generated exploitation scripts disguised as legitimate OT m…