What Is CND 312-38?
CND 312-38 is the EC-Council Certified Network Defender certification exam. It focuses on practical network defense and protecting systems, networks, applications, endpoints, and data from cyber threats.
CND 312-38 Exam Details
- Exam Code: 312-38
- Questions: 100
- Duration: 4 hours
- Format: Multiple choice
- Delivery: EC-Council Exam Portal
EC-Council notes that the cut score can vary by exam form, with its current CND page listing a range of 60%–78%.
Important Exam Topics
The CND curriculum covers 20 major modules, including:
- Network Attacks & Defense Strategies
- Administrative Network Security
- Technical Network Security
- Network Perimeter Security
- Windows Endpoint Security
- Linux Endpoint Security
- Mobile & IoT Security
- Application Security
- Data Security
- Virtual Network Security
- Cloud Network Security
- Wireless Network Security
- Network Traffic Monitoring
- Network Logs Monitoring
- Incident Response & Forensics
- Business Continuity & Disaster Recovery
- Risk Management
- Attack Surface Analysis
- Cyber Threat Intelligence
Key Areas to Study
Network Defense
Understand threats, vulnerabilities, attack techniques, defense-in-depth, and security controls.
Perimeter Security
Focus on firewalls, IDS/IPS, routers, switches, and Zero Trust concepts.
Endpoint Security
Study security techniques for Windows, Linux, mobile, and IoT devices.
Cloud & Wireless Security
Understand security challenges, controls, and best practices for cloud and wireless environments.
Monitoring & Incident Response
Learn network traffic analysis, log monitoring, incident handling, and forensic investigation.
Risk & Threat Intelligence
Focus on risk management, attack surface analysis, threat hunting, and cyber threat intelligence.
How to Prepare for CND 312-38
- Follow the official CND exam topics.
- Build strong network-security fundamentals.
- Practice firewall, IDS/IPS, endpoint, and monitoring concepts.
- Study real-world security scenarios.
- Use hands-on labs where possible.
- Take practice tests and review incorrect answers.
- Revise weak topics before the exam.
EC-Council states that more than 50% of its CND course includes hands-on labs, emphasizing practical network-defense skills.
Practice Questions
1. What is the primary goal of network defense?
A. Increase network traffic
B. Protect network resources from threats
C. Remove all security controls
D. Disable monitoring
Answer: B
2. Which technology is commonly used to detect suspicious network activity?
A. IDS
B. DHCP
C. DNS
D. FTP
Answer: A
3. Which area focuses on identifying and responding to security incidents?
A. Incident Response
B. Data Modeling
C. Software Development
D. Database Design
Answer: A
4. What does attack surface analysis help organizations identify?
A. Security exposure and potential weaknesses
B. Employee salaries
C. Marketing campaigns
D. Network bandwidth only
Answer: A
5. Which topic is part of the CND curriculum?
A. Cyber Threat Intelligence
B. Graphic Design
C. Digital Marketing
D. Accounting
Answer: A
FAQs
1. What is CND 312-38?
It is the exam code for EC-Council's Certified Network Defender certification.
2. How many questions are on the CND exam?
The current EC-Council listing specifies 100 questions.
3. How long is the CND exam?
The listed exam duration is 4 hours.
4. Is CND suitable for network security professionals?
Yes. It is designed around network defense, security operations, monitoring, incident response, and threat prediction.
5. Are practice questions useful for CND preparation?
Yes. They can help you identify weak areas and improve your ability to handle exam-style scenarios.
Conclusion
The CND 312-38 Certified Network Defender exam focuses on practical cybersecurity and network-defense skills. Concentrate on network security, perimeter protection, endpoint security, cloud and wireless security, monitoring, incident response, risk management, and threat intelligence.
Combining structured study, hands-on practice, and realistic practice questions can help you prepare more effectively for the certification exam.
Written By:Tannu Singh
Published on: 08/10/2026
Checkout more latest blogs here -blogs