SRU Newsletter Archive
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(TLP:GREEN) Security & Resilience Update – CISA Releases Guidance for OT Owners and Operators, Vendor Incident Causes Widespread Disruptions, and more

February 12, 2026

(TLP:GREEN) Security & Resilience Update – Counterfeit PLC Discovered in Water Utility, CISA Directive on End-of-Support Edge Devices, and more

February 5, 2026

(TLP:GREEN) Security & Resilience Update – List of Recently Actively Exploited Devices, Physical Security Fact Sheet “Keys & Locks,” and more

January 29, 2026

(TLP:GREEN) Security & Resilience Update – Hacktivists Activity Surged in 2025, U.S. Severe Winter Weather Forecast, and more

January 22, 2026

(TLP:GREEN) Security & Resilience Update – CISA Releases Secure Connectivity Principles for OT, Network Segmentation Guidance, and more

January 15, 2026

(TLP:GREEN) Security & Resilience Update – Quarterly Incident Survey Open (Q4 2025), Potential Security Risks Following U.S. Operation in Venezuela, and more

January 8, 2026

(TLP:GREEN) Security & Resilience Update – Active Exploitation of High-Severity Vulnerability “MongoBleed,” Thwarted New Year’s Eve Terrorist Plot, and more

December 30, 2025

(TLP:GREEN) Security & Resilience Update – Cisco Zero-Day Actively Exploited By China-Linked Actors, Q3 Water Sector Incident Summary Now Available, and more

December 18, 2025

(TLP:GREEN) Security & Resilience Update – Pro-Russia Hacktivists Cyber Advisory, Analyzing the Growing Drone Threat, and more

December 11, 2025

(TLP:GREEN) Security & Resilience Update – Canadian Water Systems Cyber Threats, WaterISAC-EPA Information Sharing Bulletin, and more

December 4, 2025

(TLP:GREEN) Security & Resilience Update – WaterISAC’s Q2 2025 Incident Report, Fortinet Vulnerabilities Being Actively Exploited, and more

November 20, 2025

(TLP:GREEN) Security & Resilience Update – CISA Implementation Guidance for Emergency Directive 25-03 , WSCC Anonymous Cyber Survey, and more

November 13, 2025