CISA Warns of Active Targeting of Siemens S7 PLCs
CISA, NSA, FBI, DOE and EPA issued advisory AA26-231A on August 19, 2026 warning of active reconnaissance and capability development against U.S.-based Siemens S7 PLC installations; the advisory says threat actors use AI-assisted scripts based on public information and snap7.dll/python-snap7 to identify poorly protected or internet-exposed systems and recommends inventory, patching, internet isolation, blocking TCP 102, segmentation, stronger access controls and ICS-aware monitoring.
Cyberattack Disrupts Boston Scientific IT Systems and Global Operations
Help Net Security reported that Boston Scientific suffered a cyberattack that disrupted its IT systems and caused a network outage affecting global operations. Its technical cause, attribution, and any direct impact on connected medical devices have not been confirmed in the reviewed reporting.
Coalition Calls for Urgent Cyber Defense Support for Critical Infrastructure
A recent open letter signed by technology, cybersecurity and infrastructure organizations says AI-enabled attacks are likely to become more widespread and sophisticated, identifies hospitals, water-treatment facilities and internet infrastructure as at risk, and calls for timely remediation, compensating controls when patching could disrupt essential services, threat-information sharing, and direct support for under-resourced critical-infrastructure organizations.
