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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, …

  2. Cybersecurity Best Practices | Cybersecurity and Infrastructure

    May 6, 2025 · CISA provides information on cybersecurity best practices to help individuals and organizations implement preventative measures and manage cyber risks.

  3. Cybersecurity Awareness & Training | CISA

    Cyber Essentials Starter Kit: The Basics for Building a Culture of Cyber Readiness (.pdf, 1.17 MB) (CISA) Cyber Essentials is a guide for leaders of small businesses, as well as leaders of small …

  4. 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, …

  5. Home Page | CISA

    Nov 13, 2025 · JCDC unifies cyber defenders from organizations worldwide. This team proactively gathers, analyzes, and shares actionable cyber risk information to enable synchronized, …

  6. DHS and CISA Announce Cybersecurity Awareness Month 2025

    Sep 29, 2025 · DHS and CISA announced the official beginning of Cybersecurity Awareness Month 2025. This year’s theme is Building a Cyber Strong America.

  7. From Awareness to Action—Cybersecurity for Everyone from K

    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 …

  8. National Terrorism Advisory System Bulletin - Homeland Security

    Jun 22, 2025 · Low-level cyber attacks against US networks by pro-Iranian hacktivists are likely, and cyber actors affiliated with the Iranian government may conduct attacks against US …

  9. CISA Releases Open-Source Eviction Strategies Tool for Cyber …

    Jul 30, 2025 · To encourage collaboration and development, CISA offers Cyber Eviction Strategies Playbook NextGen and COUN7ER to the public under the MIT Open Source …

  10. Malware, Phishing, and Ransomware | Cybersecurity and ... - CISA

    Jun 7, 2024 · Overview Cyber-attacks can come in many forms. Malware, Phishing, and Ransomware are becoming increasingly common forms of attack and can affect individuals …