- Exam Code: 312-38
- Exam Name: EC-Council Certified Network Defender CND
- Updated: Sep 11, 2026
- Q & A: 830 Questions and Answers
The EC-COUNCIL EC-Council Certified Network Defender CND has a reputation for tripping up even experienced professionals. Actual4Dumps built its 312-38 practice questions for 2026 to mirror that difficulty, so nothing on exam day catches you off guard.
| Certification Vendor: | EC-Council |
|---|---|
| Exam Name: | EC-Council Certified Network Defender |
| Exam Number: | 312-38 |
| Exam Price: | $550 - $650 USD |
| Related Certifications: | ECSS (EC-Council Certified Security Specialist) CEH (Certified Ethical Hacker) |
| Available Languages: | English, Simplified Chinese, Japanese, Korean |
| Exam Format: | Multiple Choice Questions |
| Real Exam Qty: | 100 |
| Certificate Validity Period: | 3 years |
| Passing Score: | 60% - 78% (varies by exam form) |
| Exam Duration: | 240 minutes |
| Recommended Training: | Official CND Training Course |
| Exam Registration: | EC-Council Official Registration Pearson VUE |
| Sample Questions: | ![]() |
| Exam Way: | Online remote proctored or in-person at authorized exam centers |
| Pre Condition: | No formal prerequisites; recommended: basic networking knowledge or 1 year of networking experience |
| Official Syllabus URL: | https://cert.eccouncil.org/certified-network-defender.html |
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Incident Detection, Response, and Recovery | 14% | - Network traffic monitoring and analysis - Log management and correlation - Incident handling and response procedures - Business continuity and disaster recovery |
| Topic 2: Computer Network and Defense Fundamentals | 5% | - Network defense concepts and processes - OSI and TCP/IP models - IP addressing and protocols - Network types, topologies, and components |
| Topic 3: Application and Data Protection | 10% | - Web and cloud application security - Database security and protection - Data security, encryption, and integrity - Secure application development and deployment |
| Topic 4: Network Perimeter Protection | 10% | - Perimeter security architecture - DMZ, VPN, and secure gateway implementation - Firewall deployment and configuration - Network segmentation and isolation |
| Topic 5: Endpoint Protection | 20% | - Mobile and IoT device security - Endpoint security controls and software - Operating system hardening (Windows, Linux) - Endpoint detection and response |
| Topic 6: Network Threats, Attacks, and Vulnerabilities | 12% | - Types of threats and attack vectors - Attack methodologies and defense strategies - Vulnerability assessment and classification |
| Topic 7: Security Policies, Standards, and Compliance | 6% | - Compliance requirements and audits - Design and implementation of security policies - Industry standards, laws, and regulations |
| Topic 8: Virtual, Cloud, and Wireless Network Protection | 15% | - Cloud security models (IaaS, PaaS, SaaS) - Wireless network security protocols and hardening - Virtualization and container security - Software-defined networking security |
| Topic 9: Network Security Controls, Protocols, and Devices | 8% | - Security protocols and devices (firewalls, IDS/IPS) - Authentication, Authorization, and Accounting (AAA) - Encryption and PKI - Access control mechanisms |
The EC-COUNCIL EC-Council Certified Network Defender CND is the official EC-COUNCIL exam that leads to the Certified Network Defender (CND) certification at the Professional level. Passing it validates your skills against EC-COUNCIL standards and proves your qualification to current and future employers. The credential is also connected with related certifications such as CEH (Certified Ethical Hacker), ECSS (EC-Council Certified Security Specialist), so it can serve as a solid step in a broader certification path.
The 312-38 exam has 100 questions in total and must be completed within 240 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 Actual4Dumps desktop or online test engine under the same 240 minutes limit, and repeat until you can finish with a few minutes left for review.
The passing score for the 312-38 exam is 60% - 78% (varies by exam form), and the official registration fee is $550 - $650 USD. 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 830 questions at Actual4Dumps in timed mode is a reliable way to judge when you are truly ready.
EC-COUNCIL sets the following requirement for the 312-38 exam: No formal prerequisites; recommended: basic networking knowledge or 1 year of networking experience. Eligibility rules can change from time to time, so always confirm the current prerequisites on the official exam page at https://cert.eccouncil.org/certified-network-defender.html before you register.
You can register for the EC-COUNCIL EC-Council Certified Network Defender CND through the following official channels:
The 312-38 exam is delivered as Online remote proctored or in-person at authorized exam centers, so review the technical and check-in requirements for that format when you schedule your appointment.
EC-COUNCIL recommends the following official training options for the EC-COUNCIL EC-Council Certified Network Defender CND:
Official courses build the theory, and pairing them with the 830 practice questions from Actual4Dumps turns that knowledge into exam-ready answers.
Yes. Actual4Dumps offers a free PDF demo for the EC-COUNCIL EC-Council Certified Network Defender CND, 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 312-38 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 EC-COUNCIL EC-Council Certified Network Defender CND is organized into 9 domains. Among the first ones are Virtual, Cloud, and Wireless Network Protection (15%), Network Threats, Attacks, and Vulnerabilities (12%), Security Policies, Standards, and Compliance (6%), and the remaining domains cover the rest of the official objectives. For the complete topic breakdown with every subtopic, see the full 312-38 exam outline above on this page.
Ethan, a senior network security officer in a healthcare organization, is reviewing an incident report involving a lost mobile device. The device, personally owned by an employee under a BYOD model, had access to sensitive medical records. Although the employee claimed the device had a passcode, there was no assurance that encryption, remote wipe, or corporate app control was in place. The incident has prompted the organization to revise its mobile usage policy to prevent future risks while maintaining operational flexibility. Which policy enhancement should Ethan enforce to strengthen BYOD security?
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Which of the following examines Recovery Point Objectives (RPOs) and Recovery Time Objectives (RTOs) for a disaster recovery strategy?
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Alice, a cybersecurity officer at a public sector agency in the UK, is conducting an audit of their internal authentication mechanisms. She finds that the system uses time-limited tickets to access services, avoids sending user passwords over the network, and protects against replay attacks.
The protocol relies on a central authentication server and issues service-specific tickets to verified users. Which protocol is Alice assessing that uses encrypted tickets and a central ticketing service for secure identity verification?
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Which of the following connects the SDN application layer and SDN controller and allows communication between the network services and business applications?
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Sophia, a security architect at a healthcare organization, is tasked with deploying a solution to protect web applications that handle sensitive patient data. The solution should offer SSL traffic inspection, minimal changes to the existing network, and improved throughput. However, it must not modify traffic content. After evaluating deployment options, Sophia selects an architecture that performs passive decryption while remaining inline and similar to a proxy. Which WAF deployment mode is Sophia using in this scenario?
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