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  1. DataX Rebrand: Meet the New DataAI Certification | CompTIA Blog

    Jan 21, 2026 · It aligns closely with CompTIA’s cybersecurity portfolio—including Security+, CySA+, and SecurityX —which address foundational security, threat detection, and enterprise-level risk …

  2. Security - Wikipedia

    Security is protection from, or resilience against, potential harm (or other unwanted coercion). Beneficiaries (technically referents) of security may be persons and social groups, objects and …

  3. Security Guard Services & Consulting - American Security

    We specialize in armed security guards, unarmed security guards and event security services. With over 35 years of experience in Chicago servicing a range of clients, we can secure virtually any business, …

  4. SECURITY Definition & Meaning - Merriam-Webster

    The meaning of SECURITY is the quality or state of being secure. How to use security in a sentence.

  5. U.S. Department of Homeland Security (DHS) | USAGov

    The Department of Homeland Security (DHS) works to improve the security of the United States. The Department's work includes customs, border, and immigration enforcement, emergency response to …

  6. What is Security? | Definition from TechTarget

    May 30, 2025 · Security in IT is the method of preventing, defending and mitigating cyberattacks. Learn the different types of security and the best security principles.

  7. SECURITY | English meaning - Cambridge Dictionary

    SECURITY definition: 1. protection of a person, building, organization, or country against threats such as crime or…. Learn more.

  8. SECURITY Definition & Meaning | Dictionary.com

    SECURITY definition: freedom from danger, risk, etc.; safety. See examples of security used in a sentence.

  9. Cybersecurity | Homeland Security

    Jan 12, 2026 · The Department of Homeland Security and its components play a lead role in strengthening cybersecurity resilience across the nation and sectors, investigating malicious cyber …

  10. Security Definition & Meaning | Britannica Dictionary

    SECURITY meaning: 1 : the state of being protected or safe from harm often used before another noun; 2 : things done to make people or places safe