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 …
SECURITY Definition & Meaning - Merriam-Webster
The meaning of SECURITY is the quality or state of being secure. How to use security in a sentence.
2025 U.S. National Security Strategy - USNI News
2 days ago · The following is the White House’s 2025 National Security Strategy, published Dec. 4, 2025. From the Report Introduction – What Is American Strategy? To ensure that America …
SECURITY | English meaning - Cambridge Dictionary
SECURITY definition: 1. protection of a person, building, organization, or country against threats such as crime or…. Learn more.
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.
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
Computer security - Wikipedia
An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security (also cybersecurity, digital security, or …