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Use the lead layout guide to ensure the section follows Wikipedia’s norms and to be inclusive of all essential details. In computing, a hacker is any skilled computer expert that uses their technical knowledge to overcome a problem. While “hacker” can refer to any skilled computer programmer, the term has become associated in popular culture with a “security hacker”, someone who, with their technical knowledge, uses bugs or exploits to break into computer systems. Later, this would go on to encompass many new definitions such as art, and Life hacking.
Security hackers are people involved with circumvention of computer security. White hats are hackers who work to keep data safe from other hackers by finding system vulnerabilities that can be mitigated. Their work is not illegal because it is done with the system owner’s consent.