Advanced – Security Testing
Penetration Tester – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A security professional who performs authorized simulated attacks on a system to find security weaknesses.
In simple words
The ethical hacker who tries to break in on purpose.
Exam tip
Pen testers work under a signed scope — otherwise it's illegal.
Related terms
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