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  • Home Page | CISA
    Cybersecurity and Infrastructure Security Agency: America's Cyber Defense Agency
  • About CISA | CISA
    “The blue outer ring and the inner red ring indicate CISA’s unity with DHS and a nod to our efforts to cut through government red tape, while the three blue lines in the outer ring represent the Agency’s three congressionally mandated missions: cybersecurity, infrastructure security, and emergency communications The eagle faces to the right, signifying CISA’s keen eye on the future
  • Vulnerability Summary for the Week of November 24, 2025 - CISA
    The CISA Vulnerability Bulletin provides a summary of new vulnerabilities that have been recorded in the past week In some cases, the vulnerabilities in the bulletin may not yet have assigned CVSS scores Vulnerabilities are based on the Common Vulnerabilities and Exposures
  • The KEV Catalog | CISA
    A list of Known Exploited Vulnerabilities
  • Cyber Security Evaluation Tool (CSET) - CISA
    Cyber Security Evaluation Tool (CSET) is a free open-source tool that enables organizations to assess their cybersecurity posture
  • CISA Central | CISA
    CISA works closely with public sector, private sector, and international partners, offering technical assistance, information security, and education to protect our nation’s critical infrastructure from a broad range of threats Through CISA Central, CISA coordinates situational awareness and response to current cyber, communications, and physical incidents
  • State, Local, Tribal, and Territorial Government - CISA
    To protect our nation’s infrastructure, it is essential to foster relationships across government that protect critical infrastructure and reduce cyber risk We partner and share information with state, local, tribal, and territorial (SLTT) governments to increase reach and impact across the nation, as cybersecurity threat actors are not limited by geographic boundaries
  • CISA Adds One Known Exploited Vulnerability to Catalog
    CISA has added one new vulnerability to its Known Exploited Vulnerabilities Catalog, based on evidence of active exploitation CVE-2024-40711
  • CISA and Partners Release Advisory on PRC-sponsored Volt Typhoon . . .
    Today, CISA, the National Security Agency (NSA), and the Federal Bureau of Investigation (FBI) released a joint Cybersecurity Advisory (CSA), PRC State-Sponsored Actors Compromise and Maintain Persistent Access to U S Critical Infrastructure alongside supplemental Joint Guidance: Identifying and Mitigating Living off the Land Techniques The following federal agencies and international





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