FORTINET-NSE123 Nse 1 Foundational Cybersecurity Concepts Practice Question
A network administrator is setting up a corporate policy to prevent unauthorized internal users from sniffing traffic passing through a shared network segment. Which fundamental security principle is being addressed by implementing encrypted communication protocols like HTTPS and SSH?
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
✓
Confidentiality
Confidentiality ensures that data is readable only by intended parties, which is achieved through encryption, preventing casual sniffing on shared segments.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Integrity
Why it's wrong here
Integrity ensures data has not been altered or tampered with in transit.
- ✓
Confidentiality
Why this is correct
Confidentiality protects sensitive data from unauthorized interception and eavesdropping.
- ✗
Availability
Why it's wrong here
Availability ensures systems and data are accessible to authorized users when needed.
- ✗
Non-repudiation
Why it's wrong here
Non-repudiation guarantees that the sender of a message cannot deny having sent it.
About these practice questions
One of 296 original FORTINET-NSE123 practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Fortinet exam blueprint
This FORTINET-NSE123 practice question is part of Courseiva's free Fortinet 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 FORTINET-NSE123 exam.