FORTINET-NSE123 Nse 3 Fortigate Operational Fundamentals Practice Question
An administrator wants to secure administrative access to the FortiGate. Which THREE best practices should be implemented?
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
✓
Configure trusted hosts for administrator accounts to limit access to specific IP ranges.
Securing management access involves restricting access via trusted hosts, enforcing strong administrator passwords, and disabling insecure protocols like HTTP and telnet.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Set the administrative idle timeout to unlimited for convenience.
Why it's wrong here
Unlimited idle timeout is a security risk if an admin leaves their desk.
- ✗
Use default admin credentials across all deployed firewalls.
Why it's wrong here
Using default credentials is a major security vulnerability.
- ✓
Configure trusted hosts for administrator accounts to limit access to specific IP ranges.
Why this is correct
Trusted hosts restrict management login to approved source IPs.
- ✓
Disable HTTP administrative access and enforce HTTPS only.
Why this is correct
Disabling plaintext HTTP prevents credential interception.
- ✓
Disable Telnet access and use SSH for secure CLI management.
Why this is correct
SSH encrypts CLI management sessions, unlike Telnet.
About these practice questions
This FORTINET-NSE123 question is part of Courseiva's 298-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. 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.