CISM Incident Management Practice Question
During a DDoS attack, the incident response team is struggling to mitigate the attack. The team decides to engage the organization's ISP and a DDoS mitigation service. Which of the following should be done FIRST?
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
✓
Refer to the incident response playbook for DDoS attacks
The IR plan should include pre-established contacts and procedures; contacting the ISP and mitigation service should follow the plan's escalation process.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Activate the crisis management team
Why it's wrong here
CMT activation is for major incidents; DDoS may not require it initially.
- ✓
Refer to the incident response playbook for DDoS attacks
Why this is correct
The playbook provides predefined steps and contacts.
- ✗
Notify law enforcement
Why it's wrong here
Law enforcement notification is not typically the first step.
- ✗
Initiate legal hold on all relevant logs
Why it's wrong here
Legal hold is important but not the first step in mitigation.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CISM practice question is part of Courseiva's free ISACA 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 CISM exam.