About 172,000 results
Open links in new tab
  1. Information Technology (IT) Certifications & Tech Training | CompTIA

    Gain insight into a range of topics including career success stories, industry trends, cybersecurity and training resources to help individuals and organizations thrive in the tech industry. Stay connected …

  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 Company Services in Chicago, IL | Securitas

    Our security experts understand the city and combine human intelligence with technology for effective solutions. We offer a range of solutions, including on-site security guards, mobile patrol security, and …

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

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

  7. 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.

  8. 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

  9. News - Homeland Security

    News and important communications from the Department of Homeland Security.

  10. SECURITY Definition & Meaning | Dictionary.com

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