Ethical Hacker

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What Does Ethical Hacker Mean?

An ethical hacker is an individual hired to hack into a system to identify and repair potential vulnerabilities, effectively preventing exploitation by malicious hackers. They are security experts that specialize in the penetration testing (pen-testing) of computer and software systems for the purpose of evaluating, strengthening and improving security.

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An ethical hacker is also known as a white hat hacker, red team, tiger team or sneaker.

Techopedia Explains Ethical Hacker

Generally, a software or hardware vendor achieves greater profitability by hiring ethical hackers, versus being subjected to other types of vulnerabilities and exploitations.

Ethical hackers evaluate systems using a number of methods, some of which include:

  • Denial of Service (DoS) attacks: These are usually applied by flooding a system with requests, rendering it unable to handle additional requests, which halts service to other users or results in system overflow and/or shutdown.
  • Social Engineering tactics: Akin to simple fraud, these include any act that manipulates a user into divulging information or performing specific actions.
  • Security scanners: Used to discover vulnerabilities, security scanners are exploitation tools designed to discover vunerabilities in networks.
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Margaret Rouse
Technology expert
Margaret Rouse
Technology expert

Margaret is an award-winning writer and educator known for her ability to explain complex technical topics to a non-technical business audience. Over the past twenty years, her IT definitions have been published by Que in an encyclopedia of technology terms and cited in articles in the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine, and Discovery Magazine. She joined Techopedia in 2011. Margaret’s idea of ??a fun day is to help IT and business professionals to learn to speak each other’s highly specialized languages.

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