ISC2 CC Security Principles Practice Question
An organization wants to ensure that an email message has not been altered during transmission. Which security control should be used?
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
✓
Digital signature
Digital signatures provide integrity and non-repudiation by detecting any changes to the message.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Access control
Why it's wrong here
Access control restricts who can read or modify data, but does not ensure integrity of transmission.
- ✓
Digital signature
Why this is correct
Digital signatures use hashing and asymmetric encryption to verify integrity and authenticity.
- ✗
Encryption
Why it's wrong here
Encryption provides confidentiality, not integrity.
- ✗
Load balancing
Why it's wrong here
Load balancing distributes traffic, not integrity.
Go deeper
Related to this question
Learn chapter
Introduction to Security Principles
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
Non-repudiation
Non-repudiation is a security principle that ensures a party in a digital transaction cannot deny their involvement or the authenticity of their digital signature.
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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.