ISC2 CC Access Controls Concepts Practice Question
An organization configures account lockout after 5 failed login attempts within 15 minutes. This control is designed to mitigate which type of attack?
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
✓
Brute-force attack
Account lockout thresholds (typically 3-10 attempts) help prevent brute-force attacks by temporarily disabling the account after repeated failures.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Phishing
Why it's wrong here
Phishing involves tricking users into revealing credentials, not repeated login attempts.
- ✓
Brute-force attack
Why this is correct
Lockout stops automated password guessing by limiting attempts.
- ✗
Social engineering
Why it's wrong here
Social engineering manipulates people, not systems.
- ✗
Man-in-the-middle attack
Why it's wrong here
MITM intercepts communications, not repeated logins.
Go deeper
Related to this question
Learn chapter
Access Control Fundamentals
Key term
Account lockout
Account lockout is a security feature that temporarily disables a user account after a set number of failed login attempts to prevent unauthorized access.
Key term
Organization
An Organization is a top-level container in Google Cloud that represents your company or entities and serves as the root node for all your cloud resources, policies, and access control.
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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.