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  1. 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.

  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 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. 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.

  6. Security Guards in Nutley, NJ | GuardEX

    We specialize in providing security services for any situation and can design services to satisfy your particular security needs. Look to GuardEX for all of your armed or unarmed security needs.

  7. SECURITY Definition & Meaning | Dictionary.com

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

  8. 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.

  9. security noun - Definition, pictures, pronunciation and usage …

    Definition of security noun from the Oxford Advanced Learner's Dictionary. [uncountable] the activities involved in protecting a country, building or person against attack, danger, etc. They …

  10. Security and protection system | Personal & Property Protection ...

    Security and protection system, any of various means or devices designed to guard persons and property against a broad range of hazards, including crime, fire, accidents, espionage, …