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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 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

  3. SECURITY Definition & Meaning - Merriam-Webster

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

  4. Customized Security & Guarding Solutions | Securitas USA

    Securitas is a leading provider of custom security & guarding solutions. Explore our protective services, including on-site guarding, mobile patrol, and more.

  5. 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.

  6. TOP 10 BEST Security Companies in Buffalo, NY - Yelp

    Top 10 Best Security Companies in Buffalo, NY - Last Updated November 2025 - Yelp - United Protection Services, Don's Security Services, Bullseye Security, Buffalo Alarm Inc, Trace Assets …

  7. 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 ...