ISC2 CC Network Security Practice Question
Which of the following ports is commonly used for secure web traffic (HTTPS)?
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
✓
443
HTTPS uses port 443 by default. HTTP uses port 80, and SSH uses port 22.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
53
Why it's wrong here
Port 53 is for DNS.
- ✗
80
Why it's wrong here
Port 80 is for HTTP.
- ✗
22
Why it's wrong here
Port 22 is for SSH.
- ✓
443
Why this is correct
Port 443 is for HTTPS.
Go deeper
Related to this question
Learn chapter
Secure Network Architecture and Design
Key term
Hypertext Transfer Protocol Secure
Hypertext Transfer Protocol Secure, or HTTPS, is the secure version of HTTP that encrypts data between a web browser and a website using SSL/TLS to protect sensitive information like passwords and credit card numbers.
Key term
SSH
SSH (Secure Shell) is a cryptographic network protocol that provides secure, encrypted communication and remote administration between two devices over an unsecured network.
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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.