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ISC2 CC Practice Question: Which THREE of the following are considered…
Which THREE of the following are considered essential security principles according to ISC2?
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
✓
Separation of duties
Correct: A, C, E. Separation of duties, non-repudiation, and least privilege are considered essential security principles according to ISC2. Encryption and biometrics are security mechanisms or controls, not foundational principles.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Separation of duties
Why this is correct
Separation of duties prevents conflicts of interest.
- ✗
Encryption
Why it's wrong here
Encryption is a control for confidentiality.
- ✓
Non-repudiation
Why this is correct
Non-repudiation prevents denial of actions.
- ✗
Biometrics
Why it's wrong here
Biometrics is an authentication mechanism.
- ✓
Least privilege
Why this is correct
Least privilege is a fundamental security principle.
Go deeper
Related to this question
Learn chapter
Introduction to Security Principles
Key term
Access control
Access control is the security practice of determining who or what is allowed to view, use, or enter a resource, and under what conditions.
Key term
Encryption
Encryption is the process of converting readable data into a secret code to prevent unauthorized access.
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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.