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ISC2 CC Practice Question: Ensure that a message received was not altered in…
A company wants to ensure that a message received was not altered in transit. Which principle is of primary concern?
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
Correct: D. Integrity ensures data has not been modified in transit. Option A (Availability) ensures that systems are accessible when needed, not related to data alteration. Option B (Authentication) verifies the identity of users or systems, not data integrity. Option C (Confidentiality) protects data from unauthorized disclosure, not modification.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Availability
Why it's wrong here
Availability ensures access.
- ✗
Authentication
Why it's wrong here
Authentication verifies identity.
- ✗
Confidentiality
Why it's wrong here
Confidentiality protects against disclosure.
- ✓
Integrity
Why this is correct
Integrity ensures data is unaltered.
Go deeper
Related to this question
Learn chapter
Authentication and Authorization Methods
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.
Key term
Availability
Availability is the measure of how often a system or service is operational and accessible when needed, typically expressed as a percentage of uptime.
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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.