Security Monitoring and Incident Response

5 minutes 5 Questions

Security monitoring involves the continuous observation and analysis of IoT networks and systems to identify and detect potential security threats, vulnerabilities, and incidents. Implementing robust security monitoring processes can help organizations ensure the ongoing protection of their IoT sys…

Guide: Security Monitoring and Incident Response for CompTIA Security Plus and IoT Security

Introduction:
Within the domain of CompTIA Security Plus and IoT Security, one key concept is Security Monitoring and Incident Response. With the growing interconnectivity of devices through the Internet of Things (IoT), ensuring robust security measures and rapid, effective response to incidents is paramount.

What it is:
Security Monitoring refers to the systematic process of identifying and managing security events. It involves analyzing device logs, traffic patterns, and system behavior to detect anomalies or signs of a security breach. Incident Response, on the other hand, is a structured approach to managing the aftermath of a security breach or attack, seeking to limit damage and reduce recovery time and costs.

Why it is Important:
Given the omnipresent risk of cyberattacks and the potentially catastrophic costs of a security breach, both Security Monitoring and Incident Response are critical to maintaining the integrity of IoT systems and networks.

How it Works:
Effective Security Monitoring demands the constant scrutiny of system logs and network traffic to identify and assess potential threats. Once detected, Incident Response kicks in, looking to contain the threat, eradicate it, and recover from attack, with the goal of restoring normalcy as quickly and efficiently as possible.

Exam Tips: Answering Questions on Security Monitoring and Incident Response
1. When approaching questions on these topics, make sure you are familiar with key terms and definitions.
2. Understand the sequential process of incident response (preparation, identification, containment, eradication, recovery, and lessons learned).
3. Case studies can provide practical context for theoretical knowledge.
Remember, your answers should demonstrate an understanding of the importance of proactive security measures (monitoring) and the value of an effective response to incidents once they occur.

Test mode:

Exam (Timed)

Practice (With explanations)

Start practice test

Question 1

An organization discovered unauthorized data transfers from an employee's computer to an external IP address. Which incident response step would be most appropriate FIRST?

Contain the incident Perform a forensic analysis Notify law enforcement Terminate the employee

Correct Answer: Contain the incident

In the incident response process, the first step is to contain the incident by stopping the unauthorized data transfer to prevent further damage. Then other steps, such as forensic analysis, notifying law enforcement, and updating security policies, can be taken as necessary.

Question 2

A company's web server has recently been experiencing unexplained latency issues. Logs show repeated connection attempts from different IPs. What is the BEST course of action?

Implement a WAF with built-in DDoS protection Disable the firewall Increase the number of available network bandwidth Upgrade the web server's hardware

Correct Answer: Implement a WAF with built-in DDoS protection

The scenario suggests a possible Distributed Denial-of-Service (DDoS) attack. A Web Application Firewall (WAF) with built-in DDoS protection can help protect the server. Other options, such as increasing bandwidth or upgrading hardware, may provide temporary relief but won't address the security issue. Disabling firewalls or enabling remote desktop access could weaken security further.

Question 3

An organization is using a SIEM solution to monitor their security logs. Management has noticed an increase in security incidents and the SIEM is generating a high number of false positives. What is the BEST course of action?

Reduce the number of security staff Disable the SIEM's alert function Fine-tune the SIEM rules and improve the alert configuration Remove unnecessary log sources

Correct Answer: Fine-tune the SIEM rules and improve the alert configuration

Fine-tuning the SIEM rules and improving the alert configuration are the best options to reduce the number of false positives and optimize the SIEM's performance. While removing unnecessary log sources or upgrading hardware might help, they won't address the alerts specifically. Disabling the alert function or reducing security staff can weaken the security posture, and manual log monitoring is inefficient and prone to errors.

🎓 Unlock Premium Access

CompTIA Security+ + ALL Certifications

More Security Monitoring and Incident Response questions

2 questions (total)