Top 36
Prep plan
Updated weekly · Last refresh Oct 17

PwC Security Engineer Interview Questions

The questions to prepare for a PwC Security Engineer interview. Questions from real interview reports rank first. Updated daily.

36questions
~6htotal time
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1
CodingStart here. 13 questions · ~140 min
Reverse a Singly Linked ListEasy
Practice
Recently asked

Problem Given the head of a singly linked list, reverse the list and return the new head. Each node contains an integer value and a next pointer. You must...

RecursionLinked ListspointersPwC
Validate Balanced Bracket StringEasy
Practice
Recently asked

Use a stack to validate whether a string has properly nested and matched brackets in linear time.

RecursionStackStringsPwC
Two Sum Using Hash MapEasy
Practice
Recently asked

Find the two indices whose values sum to target using a hash table in O(n) time.

Hash TablesArraysTwo PointersPwC
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2
Strategy3 questions · ~32 min
Short and Long-Term Merger PrioritiesMedium
Recently asked

Evaluates your ability to plan security priorities across immediate integration and longer-term hardening.

PrioritizationPwC
Case Study: Finding Security SolutionsMedium
Recently asked

Tests your approach to scoping problems, proposing solutions, and communicating outcomes to clients.

Problem Solvingcase studyPwC
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3
Security & Infrastructure5 questions · ~54 min
CORS Risks and MitigationsMedium
Recently asked

Assesses your ability to prevent cross-origin data exposure through correct CORS configuration.

mitigationPwC
Explaining XSS, SQLi, and Upload BypassHard
Recently asked

Evaluates your understanding of common web attack paths and how to reason about exploitation.

xsssql injectionPwC
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4
Behavioral & Leadership14 questions · ~151 min
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5
More topics1 question · ~11 min
SAST vs DASTEasy
Recently asked

Tests your security testing fundamentals and when each approach finds different classes of issues.

application securityPwC
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