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A hacker is a person skilled in information technology who achieves goals by non-standard means. The term has become associated in popular culture with a security hacker – someone with knowledge of bugs or exploits to break into computer systems and access data which would otherwise be inaccessible to them.
Hacker culture, activity within the computer programmer subculture; Security hacker, someone who breaches defenses in a computer system Cybercrime, which involves security hacking; Phone hacking, gaining unauthorized access to phones; ROM hacking, the process of modifying a video game's program image
A cyberattack can be defined as any attempt by an individual or organization "using one or more computers and computer systems to steal, expose, change, disable or eliminate information, or to breach computer information systems, computer networks, and computer infrastructures". [1] Definitions differ as to the type of compromise required ...
Hack (computer security), to gain unauthorized access to computers and computer networks; Hack (programming language), a programming language developed by Meta; HACK (tag), a tag in a programming language comment warning about a workaround; Hack computer, a virtual computer described in the textbook The Elements of Computing Systems
A security hacker or security researcher is someone who explores methods for breaching defenses and exploiting weaknesses in a computer system or network. [1] Hackers may be motivated by a multitude of reasons, such as profit, protest, information gathering, [2] challenge, recreation, [3] or evaluation of a system weaknesses to assist in formulating defenses against potential hackers.
Individual hackers and hacking groups should be categorized into related categories. See also the categories Cybercriminals , Hacker culture , People associated with computer security , and Phreaking
By RYAN GORMAN The U.S. Department of Defense Central Command's Twitter feed and YouTube page were briefly infiltrated by hackers claiming to be associated with the Islamic State just as ...
[12] [13] Due to the variety of meanings of its root words, the definition of hacktivism is nebulous and there exists significant disagreement over the kinds of activities and purposes it encompasses. Some definitions include acts of cyberterrorism while others simply reaffirm the use of technological hacking to effect social change. [14] [15]