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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.
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.
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
While hacking has become an important tool for governments to gather intelligence, black hats tend to work alone or with organized crime groups for financial gain. [2] [6] Black hat hackers may be novices or experienced criminals. They are usually competent infiltrators of computer networks and can circumvent security protocols. They may create ...
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
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]
Struan Robertson, legal director at Pinsent Masons LLP, and editor of OUT-LAW.com says "Broadly speaking, if the access to a system is authorized, the hacking is ethical and legal. If it isn't, there's an offense under the Computer Misuse Act. The unauthorized access offense covers everything from guessing the password to accessing someone's ...
It is derived from a combination of two words: hacking and activism. [2] Hacktivists typically are individuals or entities that are ready to commit cyber crimes to further their own beliefs and ideologues. [3] Many hactivists include anti-capitalists or anti-corporate idealists and their attacks are inspired by similar political and social ...