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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 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 …

  3. Securitas | Chicago Security Guard | Private Security | Armed

    Our team has built its reputation by combining advanced technology, deep domain expertise, and client-centric processes. Our comprehensive security technologies encompass access control, …

  4. What is Security? | Definition from TechTarget

    May 30, 2025 · IT security consists of two areas: physical and information. What is physical security? Physical security is the protection of people, hardware, software, network information …

  5. Security Company in Chicago - GardaWorld

    GardaWorld Security Chicago stands out with reliable security services in Chicago. Our skilled security guards, proactive patrol units, and concierge security offer tailored protection for your …

  6. SECURITY Definition & Meaning - Merriam-Webster

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

  7. Security Guard Services in Chicago, IL | STT Security

    Our professionally trained security guards are available 24/7 across the Chicago suburbs. Call now to request a FREE QUOTE and discover how we can help protect your people and property.

  8. SECURITY | English meaning - Cambridge Dictionary

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

  9. SECURITY definition and meaning | Collins English Dictionary

    10 meanings: 1. the state of being secure 2. assured freedom from poverty or want 3. a person or thing that secures,.... Click for more definitions.

  10. SECURITY Definition & Meaning | Dictionary.com

    adjective of, relating to, or serving as security. The company has instituted stricter security measures.