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  1. Hacker - Wikipedia

    Hackers who work to keep data safe from other hackers by finding system vulnerabilities that can be mitigated. White hats are usually employed by the target system's owner and are typically …

  2. What is a hacker? | Definition from TechTarget

    Mar 31, 2025 · What is a hacker? A hacker is an individual who uses computer, networking or other skills to overcome a technical problem. The term also refers to anyone who uses such …

  3. What Is A Hacker: Everything You Need To Know - The Cyber …

    Sep 13, 2024 · What is a Hacker? A hacker is someone who uses their computer, networking, or other skills to solve technical problems. The term can also refer to individuals who use their …

  4. What Is a Hacker? - Computer Hope

    Jun 1, 2025 · A hacker is a term that started being used in the 1960s and described a programmer or someone who hacked computer code. Later the term evolved into an individual …

  5. What Is a Hacker? - Cisco

    A hacker is a person who breaks into a computer system. The reasons for hacking can be many: installing malware, stealing or destroying data, disrupting service, and more.

  6. Hacker | Definition, Types, & Word Origin | Britannica

    hacker, information technology professionals or enthusiasts who compromise (or “hack”) the security of computers.

  7. What is hacking, what does a hacker do, and why? - Norton™

    May 16, 2025 · What is a hacker? The definition of a hacker (or security hacker) is an individual who leverages their technical skills to identify and exploit security vulnerabilities in systems, …

  8. Hackers Unmasked: Who They Are, How They Operate, and Why …

    Jul 14, 2025 · Discover what a hacker is, how hackers work, the types of hackers out there, and why everyone—from individuals to businesses—is vulnerable to cyberattacks.

  9. What Is a Hacker? Types, Roles & How to Stay Protected | Huntress

    Aug 5, 2025 · Learn what a hacker is, the different types of hackers, their roles, and how to protect against hacking threats. Stay safe with expert tips to boost your security!

  10. What Is a Hacker? Legality, Types & Tools - SentinelOne

    Jul 29, 2025 · Explore the meaning of a Hacker, common hacking techniques, legalities, ethical hacking, and key defenses. Delve into hacking history, top attacks, and protect your …