Earning the CertNexus CyberSec First Responder (CFR) tells employers your skills meet CertNexus standards, which is exactly why the exam is demanding. GuideTorrent prepares you for the CFR-310 exam with 100 practice questions aligned to the official 2026 objectives.
CertNexus CFR-310 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Respond to Security Incidents | 19% | - Incident Response
|
| Topic 2: Identify Threats, Vulnerabilities, and Risks | 22% | - Risk Management
|
| Topic 3: Recover from Cybersecurity Incidents | 17% | - Recovery Operations
|
| Topic 4: Detect Cybersecurity Incidents | 18% | - Monitoring and Analysis
|
| Topic 5: Protect Systems and Networks | 24% | - Security Controls
|
CFR-310 Exam FAQ: Answers to Read Before You Book
The CertNexus CyberSec First Responder (CFR) is the official CertNexus exam that leads to the CertNexus Certification certification at the Professional level. Passing it validates your skills against CertNexus standards and proves your qualification to current and future employers. The credential is also connected with related certifications such as CyberSec First Responder (CFR) Certification, so it can serve as a solid step in a broader certification path.
The CFR-310 exam has 100 questions in total and must be completed within 120 minutes. That leaves only a narrow time budget per item, so train yourself to flag a difficult question, move on, and circle back later instead of getting stuck. A week or two before your test date, run at least one full timed mock exam in the GuideTorrent desktop or online test engine under the same 120 minutes limit, and repeat until you can finish with a few minutes left for review.
The passing score for the CFR-310 exam is 70%, and the official registration fee is USD 367.50. Keep in mind that a failed attempt is not discounted — retaking the exam means paying the full fee again — so it is wise not to book your seat until your practice scores sit comfortably above the passing mark. Working through the 100 questions at GuideTorrent in timed mode is a reliable way to judge when you are truly ready.
CertNexus sets the following requirement for the CFR-310 exam: Recommended: 2+ years of experience in networking, systems administration, or cybersecurity. No mandatory prerequisite exam.. Eligibility rules can change from time to time, so always confirm the current prerequisites on the official exam page at https://certnexus.com/cybersec-first-responder-cfr/ before you register.
Yes. GuideTorrent offers a free PDF demo for the CertNexus CyberSec First Responder (CFR), so you can review real sample questions and judge the quality before paying anything. After your purchase, you receive 365 days of free updates — whenever the question pool changes, you get the latest version at no cost. Once that period expires, you can extend your update service at a 50% discount from your member zone.
If you take the CFR-310 exam within 60 days of your purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee. To qualify, submit a scanned copy of your exam enrollment slip together with your official Score Report (PDF) within 2 days after the exam date, and your claim will be processed within 7 days. Note that the guarantee applies only to the corresponding exam: attempts taken within 3 days of purchase, downloaded-but-unused materials, free resources, and expired orders are not eligible, and the candidate name must match the purchaser name. If you would rather not refund, you can exchange the product for two free exam products of equal value while keeping the update service on your original purchase.
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The CertNexus CyberSec First Responder (CFR) is organized into 5 domains. Among the first ones are Detect Cybersecurity Incidents (18%), Identify Threats, Vulnerabilities, and Risks (22%), Respond to Security Incidents (19%), and the remaining domains cover the rest of the official objectives. For the complete topic breakdown with every subtopic, see the full CFR-310 exam outline above on this page.
CertNexus CyberSec First Responder (CFR) Sample Questions:
A security investigator has detected an unauthorized insider reviewing files containing company secrets.
Which of the following commands could the investigator use to determine which files have been opened by this user?
- A. ps
- B. lsof
- C. netstat
- D. ls
Correct Answer: B 🗳️
A company help desk is flooded with calls regarding systems experiencing slow performance and certain Internet sites taking a long time to load or not loading at all. The security operations center (SOC) analysts who receive these calls take the following actions:
-Running antivirus scans on the affected user machines
-Checking department membership of affected users
-Checking the host-based intrusion prevention system (HIPS) console for affected user machine alerts
-Checking network monitoring tools for anomalous activities
Which of the following phases of the incident response process match the actions taken?
- A. Preparation
- B. Identification
- C. Recovery
- D. Containment
Correct Answer: B 🗳️
An administrator believes that a system on VLAN 12 is Address Resolution Protocol (ARP) poisoning clients on the network. The administrator attaches a system to VLAN 12 and uses Wireshark to capture traffic. After reviewing the capture file, the administrator finds no evidence of ARP poisoning. Which of the following actions should the administrator take next?
- A. Configure the network adapter to promiscuous mode.
- B. Filter Wireshark to only show ARP traffic.
- C. Clear the ARP cache on their system.
- D. Enable port mirroring on the switch.
Correct Answer: A 🗳️
Which of the following is the FIRST step taken to maintain the chain of custody in a forensic investigation?
- A. Packaging the electronic device
- B. Conducting preliminary interviews
- C. Security and evaluating the electronic crime scene.
- D. Transporting the evidence to the forensics lab
Correct Answer: A 🗳️
Which of the following does the command nmap -open 10.10.10.3 do?
- A. Execute a scan on a single host, returning only open ports.
- B. Execute a scan on a subnet, returning detailed information on open ports.
- C. Execute a scan on a single host, returning open services.
- D. Execute a scan on a subnet, returning all hosts with open ports.
Correct Answer: C 🗳️
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