SSCP Network and Communications Security Practice Question
Which attack exploits the lack of IV (Initialization Vector) randomness in the RC4 algorithm to recover the Wi-Fi password, and is considered completely broken?
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
✓
WEP IV attack
WEP uses RC4 with weak IVs that can be captured and analyzed to recover the key, making WEP completely insecure.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
WEP IV attack
Why this is correct
WEP's use of weak IVs in RC4 allows key recovery.
- ✗
PMKID attack
Why it's wrong here
PMKID attack targets WPA2-PSK offline cracking, not WEP.
- ✗
Evil twin attack
Why it's wrong here
Evil twin is a rogue AP attack, not specific to WEP.
- ✗
KRACK attack
Why it's wrong here
KRACK targets WPA2 key reinstallation, not WEP.
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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.