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  1. What is Cybersecurity? | CISA

    Feb 1, 2021 · What is cybersecurity? Cybersecurity is the art of protecting networks, devices, and data from unauthorized access or criminal use and the practice of ensuring confidentiality, integrity, and …

  2. Cybersecurity Best Practices | Cybersecurity and Infrastructure ... - CISA

    Dec 8, 2025 · CISA provides information on cybersecurity best practices to help individuals and organizations implement preventative measures and manage cyber risks.

  3. Cybersecurity | Homeland Security

    Dec 19, 2025 · Cybersecurity and Infrastructure Security Agency (CISA) Cyber Safety Review Board (CSRB) The Cyber Safety Review Board (CSRB), an independent public-private advisory body …

  4. Cyber Threats and Advisories | Cybersecurity and Infrastructure ... - CISA

    Nov 12, 2025 · By preventing attacks or mitigating the spread of an attack as quickly as possible, cyber threat actors lose their power. CISA diligently tracks and shares information about the latest …

  5. Home Page | CISA

    JCDC unifies cyber defenders from organizations worldwide. This team proactively gathers, analyzes, and shares actionable cyber risk information to enable synchronized, holistic cybersecurity planning, …

  6. Cybersecurity Awareness Month - CISA

    Cyber threats don’t take time off. As the federal lead for Cybersecurity Awareness Month and the nation’s cyber defense agency, the Cybersecurity and Infrastructure Security Agency, or CISA, urges …

  7. Nation-State Threats | Cybersecurity and Infrastructure Security ... - CISA

    As the nation’s cyber defense agency and national coordinator for critical infrastructure security, CISA provides resources to help critical infrastructure and other stakeholders build resilience against all …

  8. From Awareness to Action—Cybersecurity for Everyone from K ... - CISA

    Jan 8, 2025 · Cyber Civil Defense is a call to action across our Nation—government, industry, nonprofits, academia and individuals—to join forces to prepare for, respond to, and recover from …

  9. CISA and USCG Identify Areas for Cyber Hygiene Improvement After ...

    Jul 31, 2025 · Recommendations to reduce cyber risk are listed for each of CISA’s findings during this engagement and are ordered starting from the highest to lowest importance for organizations to …

  10. 2024 Year in Review - CISA

    In FY24, JCDC released almost 1,300 cyber defense alerts, advisories, and products, including 58 joint-sealed cybersecurity advisories and co-sealed products. These included the first products that CISA …