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Ethical Hacker (Penetration Tester) interview questionsPenetration Testing Exercise round
A 60 min interview plan with a time-boxed script, what each question is for, and the signals to score against. Key skills: Penetration Testing, Problem Solving, Exploit Development, Scripting, Analytical Thinking.
Opening
· 5 minWho is interviewing, how the round will run, and a question to settle the candidate in. The standard openingPenetration Testing Challenge
What this part is for
Purpose
Evaluate technical knowledge and problem-solving skills in real-world scenarios.
You have been given access to a web application. Your task is to identify and exploit a vulnerability that allows unauthorized data access. Please describe your approach and demonstrate your findings.
What this question is for, and what to listen for
Purpose
Assess penetration testing, problem-solving, exploit development, scripting, and analytical thinking skills.
Signals to score
- Identifies potential vulnerabilities
- Uses methodical approach
- Demonstrates understanding of web application security
- Explains thought process clearly
- Provides a working exploit
- Considers ethical implications
- Tests and validates findings
- Open to feedback and adjusts accordingly
Follow-up questions
- What steps would you take to identify vulnerabilities?
- Can you explain how you would exploit this vulnerability?
- How would you ensure your actions are ethical?
- What tools would you use in this scenario?
If you had more time, what would you change in your solution?
What this question is for, and what to listen for
Purpose
Assess the candidate's ability to reflect on their work, identify areas for improvement, and demonstrate critical thinking and problem-solving skills.
Signals to score
- Recognizes limits in their original answer.
- Points out clear areas to improve.
- Suggests specific changes.
- Talks about how changes could help performance.
- Shares ideas clearly and logically.
- Shows a desire to learn and improve.
Follow-up questions
- What additional tools or techniques could you use?
- How would you improve the efficiency of your approach?
- Are there any edge cases you would address?
Great job on the penetration testing exercise!
What this line is for
Purpose
Provides positive reinforcement to the candidate, helping to build confidence and create a supportive atmosphere before moving into the final part of the interview.
Closing
· 5 minTheir questions for you, and what happens next. The standard closingEthical Hacker (Penetration Tester) interviews — common questions
- Who is this Ethical Hacker (Penetration Tester) interview plan for?
- It is written for the interviewer, not the candidate: the hiring manager, engineer or panel member running the Penetration Testing Exercise round for a Ethical Hacker (Penetration Tester) role. It gives you a 60 min script to follow in the conversation — 2 questions with what each one is for and the signals to score against — so you are not writing the round from scratch the night before.
- What does the Penetration Testing Exercise round assess?
- This round is focused on: Penetration Testing, Problem Solving, Exploit Development, Scripting, Analytical Thinking. It works through Penetration Testing Challenge, scoring against 14 observable signals, with follow-up prompts on both questions for going deeper where an answer is thin.
- How is the 60 min split up?
- 5 min opening, 50 min on 2 questions and 5 min closing. The questions take in Penetration Testing Challenge (50 min). The timings are there so the round stays on schedule and every candidate gets the same shape of interview — which is what makes two candidates comparable afterwards.
- What other rounds should I run for a Ethical Hacker (Penetration Tester)?
A single round does not cover a whole role. The other rounds in this library for a Ethical Hacker (Penetration Tester):
Hiring for this role?
Open this plan in Hirezen and make it a position in one click.
- Every interviewer runs the same script and marks the same signals.
- AI drafts the write-ups, and the debrief puts every read side by side.
- No ATS to set up first, and no bot in the call.
Free for your first open role.