ISC2 CC Network Security Practice Question
Which of the following is a characteristic of a stateful firewall that distinguishes it from a stateless firewall?
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
✓
It uses a state table to track connections
A stateful firewall maintains a state table to track active connections, allowing it to make decisions based on the context of the traffic.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
It can decrypt SSL traffic
Why it's wrong here
SSL inspection is a feature of NGFWs.
- ✗
It examines each packet in isolation
Why it's wrong here
Stateless firewalls examine packets in isolation.
- ✓
It uses a state table to track connections
Why this is correct
Stateful firewalls track connection states.
- ✗
It can filter based on application-layer data
Why it's wrong here
Application-layer filtering is typical of proxy firewalls.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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