ISC2 CC Security Principles Practice Question
A security analyst is reviewing a log that shows an unauthorized user attempted to modify a payroll database. Which security principle is most directly threatened?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Integrity
Unauthorized modification threatens integrity.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Confidentiality
Why it's wrong here
Confidentiality is about disclosure, not modification.
- ✗
Non-repudiation
Why it's wrong here
Non-repudiation is not part of the CIA triad.
- ✓
Integrity
Why this is correct
Integrity ensures data is not altered by unauthorized parties.
- ✗
Availability
Why it's wrong here
Availability is about access, not modification.
Go deeper
Related to this question
Learn chapter
Introduction to Security Principles
Key term
User
A user is any person, system, or device that interacts with an IT service, resource, or identity system, typically authenticated through credentials and authorized to perform specific actions.
Key term
Integrity
Integrity is the assurance that data has not been altered or tampered with in an unauthorized way, preserving its accuracy and consistency from source to destination.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CC practice question is part of Courseiva's free ISC2 certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CC exam.