Supplemental General Security & Resilience Highlights – October 10, 2023

Ransomware Awareness – HelloKitty Ransomware Poised for Future Adaptations and Attacks

Holiday Season Phishing Surge: USPS and National Postal Services Impersonation Alert

Mississippi Saltwater Intrusion’s Arrival to New Orleans Delayed Until Late November – Updated October 10, 2023

CISA ICS Vulnerability Advisories and Alerts, Updates, and Bulletins – October 10, 2023

CISA, FBI, NSA, and Treasury Release Guidance on OSS in IT/ICS Environments

Security & Resilience Update – Ransomware Resilience, Tropical Storm Philippe Forecasted to Make Landfall this Weekend, and More

Supplemental General Security & Resilience Highlights – October 5, 2023

TLP:AMBER Weekly Flashpoint Intelligence Reports: October 5, 2023

(U//FOUO) NCTC Counterterrorism Weekly: September 27 – October 4, 2023

The Islamic State Khorasan Group and the Enduring Threat of International Terrorism

Supplemental Cyber Highlights – October 5, 2023