Incident Response and Disaster Recovery are proactive measures to prepare for, manage, and recover from security breaches, incidents, and disruptive events. Incident Response includes planning, detection, analysis, containment, eradication, and recovery from security incidents, aiming to minimize t…Incident Response and Disaster Recovery are proactive measures to prepare for, manage, and recover from security breaches, incidents, and disruptive events. Incident Response includes planning, detection, analysis, containment, eradication, and recovery from security incidents, aiming to minimize their impact and bring operations back to normal as quickly as possible. Disaster Recovery focuses on restoring critical systems, infrastructure, and data after a major disruption, such as a natural disaster, equipment failure, or malicious attack. This includes emergency response planning, business continuity planning, and data backup and restoration strategies to ensure operational resilience and continuity.
Guide: Incident Response and Disaster Recovery
Incident Response and Disaster Recovery are essential components in the field of cyber security. As a part of the CISSP Security and Privacy controls concept, they play a crucial role in minimizing and controlling the damage in case of a security breach or disaster and resuming usual operations as quickly as possible.
Incident Response What is it? Incident response is a structured approach to handle and manage the aftermath of a security breach or cyber attack, aka an 'incident'. The objective is to limit damage and reduce recovery time and costs. How it works? Incident response usually follows a six-step process: Preparation, Identification, Containment, Eradication, Recovery, and Lessons learned.
Disaster Recovery What is it? Disaster recovery is the area of security planning that deals with protecting an organization from the effects of significant negative events. These 'disasters' can be natural, such as a tornado or flood, or can be human-made, like a cyberattack. How it works? The process stories involve a set of policies and procedures that focus on protecting an organization from the effects of a negative event, enabling the organization to maintain or quickly resume mission-critical functions.
Exam Tips: Answering Questions on Incident Response and Disaster Recovery 1. Understand the steps involved in incident response and disaster recovery. 2. The best answers usually involve a comprehensive, organized, and proactive approach. 3. For disaster recovery, know the difference between Recovery Point Objective (RPO) and Recovery Time Objective (RTO). 4. Practical examples and real-life incident response and disaster recovery scenarios can help you to understand the concepts better and answer the questions efficiently.
CISSP - Incident Response and Disaster Recovery Example Questions
Test your knowledge of Incident Response and Disaster Recovery
Question 1
During a natural disaster, a company's data center is destroyed. Which step of the disaster recovery process focuses on restoring critical systems and operations?
Question 2
An organization has discovered a data breach that compromised customer information. After the incident response plan has been executed, what should be the final step?
Question 3
A company has detected a ransomware attack on their systems. What is the best course of action?
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