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  1. 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 …

  2. Security Company Services in Indianapolis, IN | Securitas

    Our security experts in Indianapolis work with you to create tailored plans, including fire safety measures and specialized guarding. We focus on providing effective support to help your operations run smoothly.

  3. Security+ (Plus) Certification | CompTIA

    Security+ validates the core skills required for a career in IT security and cybersecurity. Learn about the certification, available training and the exam.

  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. 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

  6. National Security News: Latest News and Investigations on ...

    Find the latest Homeland Security news, videos and photos on http://www.nbcnews.com. Read national security headlines covering immigration, terrorism, the federal ...

  7. 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.

  8. Shop Amazon.com | Security & Surveillance Cameras

    Looking for smart home security products? Amazon.com has a wide selection of products to monitor your home with your voice and smartphone.

  9. Security.org: Security Doesn't Have to be Complicated

    Security.org simplifies home security and personal safety. Using cutting-edge research, our experts educate and inspire people to stay safe.

  10. SECURITY | definition in the Cambridge English Dictionary

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