CISA ICS Vulnerability Advisories and Alerts, Updates, and Bulletins - April 21, 2022

Overview of the Sovereign Citizen Extremist Movement in the U.S., Australia, and Canada

Joint Cybersecurity Advisory – Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure

FBI FLASH - BlackCat/ALPHV Ransomware Indicators of Compromise

Threat Awareness – Emotet Phishing Attacks on the Rise

Security & Resilience Update - Russian Cyber Threats to Critical Infrastructure, BlackCat Ransomware IOCs, and More

How Wildfires Could Further Disrupt Water Supplies

Islamic State Releases New Propaganda, Describes Easy-to-Use Weapons for its Followers to Adopt

FBI Director Discusses Domestic Extremist Threat Landscape and Surging Violence in the U.S.

CISA ICS Vulnerability Advisories and Alerts, Updates, and Bulletins - April 26, 2022

Ransomware Resilience – Quantum Ransomware, from Initial Access to Complete Domain Encryption in Under Four Hours