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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. 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.

  5. The United States Social Security Administration

    Your most-needed services, online With a secure my Social Security account, you can get services and manage your benefits—anywhere, anytime.

  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 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 …

  8. SECURITY Definition & Meaning | Dictionary.com

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

  9. Security Magazine | The business magazine for security executives

    Security provides security industry news and trends on video surveillance, cyber security, physical security, security guards, risk management, access control and more for security executives …

  10. Security News: Cybersecurity, Hacks, Privacy, National Security

    Get in-depth security coverage at WIRED including cyber, IT and national security news.