Incident Investigation and Evaluation

Incident Investigation and Evaluation is a crucial aspect of the Certified Information Security Manager (CISM) domain of Incident Management. It involves analyzing and assessing security incidents to determine their root causes, impact, and potential for future prevention.

Importance of Incident Investigation and Evaluation:
1. Identifying weaknesses in security controls and processes
2. Determining the extent of damage caused by an incident
3. Preventing future occurrences of similar incidents
4. Enhancing overall security posture
5. Meeting legal and regulatory requirements

How Incident Investigation and Evaluation Works:
1. Gathering evidence: Collect relevant logs, data, and information related to the incident
2. Analyzing the evidence: Examine the collected data to identify the timeline, scope, and impact of the incident
3. Determining the root cause: Identify the underlying factors that allowed the incident to occur
4. Generating a report: Document the findings, including recommendations for improvement
5. Implementing remediation: Apply the necessary changes to prevent future incidents

Exam Tips: Answering Questions on Incident Investigation and Evaluation
1. Understand the key concepts and terminology related to incident investigation and evaluation
2. Be familiar with the common tools and techniques used in the process
3. Know the importance of preserving evidence and maintaining a clear chain of custody
4. Recognize the role of incident investigation and evaluation in the overall incident management process
5. Practice applying the concepts to real-world scenarios through case studies and practice questions