SSCP Network and Communications Security Practice Question
Which protocol and port combination is commonly used for secure remote administration of a server?
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
✓
SSH on TCP 22
SSH operates on TCP port 22 and provides encrypted remote administration, while Telnet (port 23) is unencrypted. HTTPS (443) is for web traffic, and RDP (3389) is for remote desktop but not primarily for command-line administration.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
HTTPS on TCP 443
Why it's wrong here
HTTPS is for web traffic, not typically used for command-line administration.
- ✗
Telnet on TCP 23
Why it's wrong here
Telnet transmits data in cleartext and is not considered secure.
- ✗
RDP on TCP 3389
Why it's wrong here
RDP is for remote desktop access, not command-line administration.
- ✓
SSH on TCP 22
Why this is correct
SSH is the standard secure remote administration protocol.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This SSCP 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 SSCP exam.