A penetration test, or pen test, is an attempt to evaluate the security of an IT infrastructure by safely trying to exploit vulnerabilities. These vulnerabilities may exist in operating systems, service and application flaws, improper configurations, or risky end-user behavior.
I'm pentesting Microsoft's website to see if they're vulnerable for XSS.
by SevnDev May 26, 2016
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The CosmicMedia dev was pentesting so hard last night.
by kenhydrogen August 25, 2022
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A penetration tester, or "pentester", is a security specialist tasked with penetrating an organisation's most attractive assets and confidentially revealing all to management. They carry a bag of exciting devices, and tend to enjoy testing the human element of security the most.
Despite the inexplicable innuendo of his industry accepted job title, Bobby the pentester spends his days being tested by uncooperative staff, poor procedures, and red tape. Nobody likes the bearer of bad news.
by mountedandloaded November 29, 2019
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Nerd sexual lingo.

To see whether your "USB stick" will successfully inject a "virus"
I pentested that sexy gamer girl last night.
by СукаБлять October 11, 2017
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A penetration tester or professional hacker. Also known as a pen tester but without the space.
Person 1 - We hired a pentester last week to do an web application test. Pentester? Professional hacker.
Person 2 - I hope they don't hack my phone
by 3m4n73l August 23, 2021
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