350-701 Security Concepts Practice Question
Which security model requires that all subjects and devices are untrusted by default, and access is granted only after verification, regardless of the network location?
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
✓
Zero Trust
Zero Trust is a security model based on the principle of 'never trust, always verify', requiring continuous authentication and authorization.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Least Privilege
Why it's wrong here
Least Privilege is a principle of granting minimal necessary access, but it is not the overarching model described.
- ✗
Defense in Depth
Why it's wrong here
Defense in Depth uses multiple layers of security, but does not inherently distrust all subjects by default.
- ✗
CIA Triad
Why it's wrong here
The CIA Triad is a model for confidentiality, integrity, and availability, not an access control model.
- ✓
Zero Trust
Why this is correct
Zero Trust explicitly requires verification for every access attempt, regardless of location.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This 350-701 practice question is part of Courseiva's free Cisco 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 350-701 exam.