WaterISAC Resource Center

(TLP:GREEN) Security & Resilience Update – CISA Updates Iranian-Affiliated PLC Targeting Advisory, Water Utility Worker Threats, and More

(TLP:CLEAR) Weekly Vulnerabilities to Prioritize – July 23, 2026

(TLP:CLEAR) CISA ICS Advisories, Additional Alerts, Updates, and Bulletins – July 23, 2026

(TLP:AMBER+STRICT) Situation Report: Heightened Threat Environment – Potential Retaliation by Iranian Threat Actors Following U.S. Strikes on Iran (Updated July 23, 2026)

Tip of the Week – July 23, 2026

(TLP:GREEN) MS-ISAC Report – Threat Actors Will Likely Exploit the 2026 Hurricane Season to Spread False Narratives, Complicating Disaster Response

(TLP:GREEN) Recent Threats of Violence against Water Utility Workers Underscore Increased Risk to Workers in the Field

(TLP:CLEAR) Tropical Storm Bertha Makes Landfall in Louisiana, Could Potentially Lead to Flash Flooding and Other Impacts

(TLP:AMBER) Fusion Center Report – Domestic Violent Extremists Increasingly Advocate for Arson Attacks

(TLP:AMBER+STRICT) Recent IOCs Shared in the WaterISAC Slack Workspace (July 2026)

Weekly Counterterrorism Report

(TLP:CLEAR) Supplemental General Security & Resilience Highlights – July 23, 2026