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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.

  2. What Is a Hacker? - Cisco

    A hacker breaks into computer systems. There are hackers who exploit weak security for malicious intent, and ethical hackers who help find vulnerabilities.

  3. Cyber threats rise as Iran-linked hackers eye US targets | AP ...

    1 day ago · Pro-Iranian hackers are targeting sites in the Middle East and starting to stretch into the United States during the war.

  4. Iran appears to have conducted a significant cyberattack ...

    2 days ago · An Iran-linked hacker group has claimed responsibility for a cyberattack on a medical tech company in what appears to be the first significant instance of Iran’s hacking an American company ...

  5. 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!

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

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

  7. Who are hackers? All you need to know about hacking

    Hackers break into computer systems, while refers to activities that seek to compromise digital devices, such as computers, smartphones, tablets, and even entire networks.

  8. Types of Hackers - GeeksforGeeks

    Jul 11, 2025 · White hat hackers play a crucial role in enhancing security by identifying and fixing vulnerabilities, while black hat hackers pose significant threats through malicious activities.

  9. The Hacker News | #1 Trusted Source for Cybersecurity News

    INTERPOL on Friday announced the takedown of 45,000 malicious IP addresses and servers used in connection with phishing, malware, and ransomware campaigns, as part of the agency's ongoing …

  10. 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 abilities to …