Free CertNexus CFR-410 Exam Actual Questions

The questions for CFR-410 were last updated On Dec 14, 2025

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Question No. 1

A security engineer is setting up security information and event management (SIEM). Which of the following log sources should the engineer include that will contain indicators of a possible web server compromise? (Choose two.)

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Correct Answer: B, C

Question No. 2

Which service is commonly found on port 3306?

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Correct Answer: B

Port 3306 is commonly associated with the MySQL database service. MySQL uses this port for client-server communication to query and manage databases.


Question No. 3

A government organization responsible for critical infrastructure is being attacked and files on the server been deleted. Which of the following are the most immediate communications that should be made regarding the incident? (Choose two.)

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Correct Answer: C, E

Question No. 4

Which of the following tools can be used as an intrusion detection system (IDS)? (Choose three.)

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Correct Answer: A, D, E

Bro (now known as Zeek): This is an open-source network monitoring tool that can be used as an IDS to analyze traffic and detect suspicious activity.

Snort: Snort is a widely used open-source IDS that can detect and prevent network intrusions by analyzing network traffic.

Suricata: Suricata is an open-source IDS/IPS (Intrusion Prevention System) that provides high-performance intrusion detection and network security monitoring.


Question No. 5

What describes the BEST approach for developing a plan to continuously assess and track vulnerabilities on all organizational assets and infrastructure in order to remediate and minimize the opportunity for attacks?

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Correct Answer: A

A risk-based remediation strategy focuses on continuously assessing and tracking vulnerabilities across all organizational assets and infrastructure, prioritizing remediation based on the level of risk each vulnerability poses. This ensures that the most critical vulnerabilities are addressed first, minimizing the opportunity for attacks.