(TLP:GREEN) Several Recent Incidents of Political Violence in the U.S. Underscore the Heightened Threat Environment

(TLP:CLEAR) First Responder’s Toolbox: Third-Party Security Critical to Safeguarding Public Gatherings From Terrorist Threats

(TLP:CLEAR) Emergency Communications Month – Take Advantage of CISA’s Free Programs and Resources to Strengthen your Organization’s Operational Resilience

(TLP:AMBER+STRICT) E-ISAC Physical Security Report – Grid-Impacting Incidents (2023-2024)

(TLP:CLEAR) Supplemental General Security & Resilience Highlights – April 17, 2025

(TLP:AMBER+STRICT) NCTC Counterterrorism Weekly: April 10 – 16, 2025

(TLP:CLEAR) CISA ICS Advisories, Additional Alerts, Updates, and Bulletins – April 17, 2025

(TLP:CLEAR) Supplemental Cyber Highlights – April 17, 2025

(TLP:CLEAR) Building Resilient ICT Supply Chains: 8th Annual Supply Chain Integrity Month 

(TLP:AMBER) Cyber Attack on the Oregon Department of Environmental Quality

(TLP:CLEAR) A Deep Dive into the Iranian-Backed Cyber Av3ngers

(TLP:GREEN) INC Ransomware Targeting SLTT Government Organizations