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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.
A grey hat (greyhat or gray hat) is a computer hacker or computer security expert who may sometimes violate laws or typical ethical standards, but usually does not have the malicious intent typical of a black hat hacker. The term came into use in the late 1990s, and was derived from the concepts of "white hat" and "black hat" hackers. [1]
Hacker skill is the ultimate determinant of acceptance. Such a code within the hacker community fosters the advance of hacking and software development. 5. "You can create art and beauty on a computer" Hackers deeply appreciate innovative techniques which allow programs to perform complicated tasks with few instructions. [18]
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 ...
An internetwork is the connection of multiple different types of computer networks to form a single computer network using higher-layer network protocols and connecting them together using routers. The Internet is the largest example of internetwork. It is a global system of interconnected governmental, academic, corporate, public, and private ...
Kevin Mitnick, one of the most famous hackers in the history of cybersecurity, died over the weekend at age 59 after a more than year-long battle with pancreatic cancer, his family said in a ...
An example of a physical security measure: a metal lock on the back of a personal computer to prevent hardware tampering. Computer security (also cybersecurity, digital security, or information technology (IT) security) is the protection of computer software, systems and networks from threats that can lead to unauthorized information disclosure, theft or damage to hardware, software, or data ...