WaterISAC Resource Center

(TLP:GREEN) Security & Resilience Update – cPanel and WebHost Manager Critical Vulnerability, H2OSecCon Early Bird Deadline Today, and More

(TLP:AMBER+STRICT) Situation Report: Heightened Threat Environment – Potential Retaliation by Iranian Threat Actors Following U.S. Strikes on Iran (Updated April 30, 2026)

(TLP:AMBER) Assassin Reportedly Sought to Target Senior U.S. Government Officials, Highlighting the Heightened Threat of Political Violence

(TLP:CLEAR) More than Half of U.S. Gripped by Drought, Leading to Water Restrictions and Increasing Wildfire Risk

(TLP:AMBER) First Responder Toolbox: Violent Extremists Inspired by Foreign Terrorist Organizations Remain a Terrorism Threat in the U.S. Homeland

(TLP:CLEAR) CTC Sentinel – April 2026: Artificial Intelligence and Political Violence

Tip of the Week – April 30, 2026

(TLP:CLEAR) Supplemental General Security & Resilience Highlights – April 30, 2026

Weekly Counterterrorism Report

(TLP:CLEAR) Cyber Readiness Institute Joins WaterISAC as a Community Partner to Strengthen Cyber Readiness Across the Water Sector

(TLP:GREEN) ETAC Report – F5 BIG-IP Hunt Guide

(TLP:CLEAR) CISA Guidance – Adapting Zero Trust Principles to Operational Technology