WaterISAC Resource Center

(TLP:GREEN) Security & Resilience Update – Guidance to Mitigate Iranian Cyber Activity, Continuing Hacktivist Attacks, and More

(TLP:AMBER+STRICT) Situation Report: Heightened Threat Environment – Potential Retaliation by Iranian Threat Actors Following U.S. Strikes on Iran (Updated September 17, 2026)

Tip of the Week – September 17, 2026

(TLP:CLEAR) Implementing Effective Crisis Communications for Natural Disasters and Other Emergencies

(TLP:CLEAR) Water Utility Climate Alliance Report – Climate Resilient Engineering Design Guidance for the Water Sector

(TLP:AMBER) NCTC Report – Analytic Compendium on the 9/11 Terrorist Attacks and the Current Terrorist Threat Landscape

(TLP:AMBER) DHS Report – Mobilization Indicators: Detection and Disruption Opportunities for U.S.-Based Violent Extremists

(TLP:AMBER+STRICT) Vulnerability Notification – Zimbra and BitLocker Vulnerabilities Pose Elevated Risk 

(TLP:AMBER) DHS Reports Provide Network Defenders with Important Threat Information to Mitigate Iranian-affiliated Malicious Cyber Activity

(TLP:AMBER+STRICT) Recent IOCs Shared in the WaterISAC Slack Workspace (September 17, 2026)

(TLP CLEAR) Weekly Vulnerabilities to Prioritize – September 17, 2026

(TLP:CLEAR) Supplemental General Security & Resilience Highlights – September 17, 2026