Insights

CISA, in collaboration with the Federal Bureau of Investigation, the United Kingdom’s National Cyber Security Centre, and other international partners has released new joint cybersecurity guidance: Creating and Maintaining a Definitive View of Your Operational Technology (OT) Architecture. Building on the recent Foundations for OT Cybersecurity: Asset Inventory Guidance for Owners and Operators, this guidance explains how organizations can leverage data sources, such as asset inventories and manufacturer-provided resources like software bill of materials to establish…

The Cybersecurity and Infrastructure Security Agency (CISA) announced that it has transitioned to a new model to better equip state, local, tribal, and territorial (SLTT) governments to strengthen shared responsibility nationwide. CISA is supporting our SLTT partners with access to grant funding, no-cost tools, and cybersecurity expertise to be resilient and lead at the local level.  CISA’s cooperative agreement with the Center for Internet Security (CIS) will reach its planned end on September 30, 2025.…

Today, CISA issued Emergency Directive ED 25-03: Identify and Mitigate Potential Compromise of Cisco Devices to address vulnerabilities in Cisco Adaptive Security Appliances (ASA) and Cisco Firepower devices. CISA has added vulnerabilities CVE-2025-20333 and CVE-2025-20362 to the Known Exploited Vulnerabilities Catalog.  The Emergency Directive requires federal agencies to identify, analyze, and mitigate potential compromises immediately. Agencies must: Identify all instances of Cisco ASA and Cisco Firepower devices in operation (all versions). Collect and transmit memory…

Today, CISA released a cybersecurity advisory detailing lessons learned from an incident response engagement following the detection of potential malicious activity identified through security alerts generated by the agency’s endpoint detection and response tool.  This advisory, CISA Shares Lessons Learned from an Incident Response Engagement, highlights takeaways that illuminate the urgent need for timely patching, comprehensive incident response planning, and proactive threat monitoring to mitigate risks from similar vulnerabilities. The advisory also outlines the tactics,…

CISA is releasing this Alert to provide guidance in response to a widespread software supply chain compromise involving the world’s largest JavaScript registry, npmjs.com. A self-replicating worm—publicly known as “Shai-Hulud”—has compromised over 500 packages.[i] After gaining initial access, the malicious cyber actor deployed malware that scanned the environment for sensitive credentials. The cyber actor then targeted GitHub Personal Access Tokens (PATs) and application programming interface (API) keys for cloud services, including Amazon Web Services (AWS),…