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Security+ (Plus) Certification | CompTIA IT Certifications
Security+ validates the core skills required for a career in IT security and cybersecurity. Learn about the certification, available training and the exam.

Parker Security Services
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What is Security? | Definition from TechTarget
Security for information technology (IT) refers to the methods, tools and personnel used to defend an organization's digital assets. The goal of IT security is to protect these assets, devices and services from being disrupted, stolen or exploited by unauthorized users, otherwise known as threat actors.

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 institutions, ecosystems, or any other entity or phenomenon vulnerable to unwanted change.

Security Definition & Meaning | Britannica Dictionary
We must insure our national security. The college failed to provide adequate security on campus after dark. There was a lapse in security and the inmates escaped. We have to go through security at the airport. We called security when we found the door open. The meeting was held under tight security.

8 Best Home Security Systems of 2025: Reviewed & Tested
At U.S. News and World Report, we tested and reviewed multiple home security systems, including Ring Alarm, Vivint, and ADT, to help you make the best decision for your home and safety. Our...

Cybersecurity News, Insights and Analysis | SecurityWeek
Learn how attackers hide in plain sight—and what you can do to stop them without slowing down your business. Patches released by Fortinet and Ivanti resolve over a dozen vulnerabilities, including high-severity flaws leading to code execution, credential leaks.

A 2025 Guide to Digital Security & Cybersecurity | Stay Safe Online
In a nutshell, digital security means protecting your computer, mobile devices, tablets, and any other Internet-connected devices from intruders, which could be in the form of hacking, phishing, and more. Digital security could also be used to protect your personal data from being used and sold by companies.

Home Security Systems - Best Buy
The right home security system can help you protect your space and loved ones. With a wide selection of choices, you can find home alarm systems that come with motion detectors, contact sensors, alarm stations, cameras and more.

What is Cybersecurity? Key Concepts Explained | Microsoft Security
Learn about cybersecurity and how to defend your people, data, and applications against today’s growing number of cybersecurity threats. Cybersecurity is a set of processes, best practices, and technology solutions that help you protect critical systems, data, and network from digital attacks.