EC-COUNCIL EC-Council Certified Network Defender CND (312-38日本語版) : 312-38日本語

Exam Code: 312-38_JPN

Exam Name: EC-Council Certified Network Defender CND (312-38日本語版)

Updated: Jun 13, 2026

Q & A: 732 Questions and Answers

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Prerequisites

The potential candidates must fulfill one of two options of eligibility criteria for this certification exam. The first thing is to complete the official training course, which can be taken as instructor-led training, academic learning, or online live training. The second variant is to opt for self-study. However, those who want to consider this option must have a minimum of two years of practical work experience in the domain of Information Technology. They should also have educational background that indicates a specialization in this area. To demonstrate this, they must submit a filled eligibility application form and pay the non-refundable application fee of $100.

Before you start the registration process, you should check if you qualify as one of the target audiences for this path. The intended candidates for EC-Council 312-38 are the security operators, network administrators, security analysts, network defense technicians, network security engineers, network security administrators, as well as any professionals who work with network operations.

Reference: https://www.eccouncil.org/programs/certified-network-defender-cnd/

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EC-Council 312-38 Exam Syllabus Topics:

Topic	Details	Weights
Network Traffic Monitoring and Analysis	- Understanding network traffic monitoring - Importance of network traffic monitoring - Discussing techniques used for network monitoring and analysis - Appropriate position for network monitoring - Connection of network monitoring system with managed switch - Understanding network traffic signatures - Baselining for normal traffic - Disusing the various categories of suspicious traffic signatures - Various techniques for attack signature analysis - Understanding Wireshark components, working and features - Demonstrating the use of various Wireshark filters - Demonstrating the monitoring LAN traffic against policy violation - Demonstrating the security monitoring of network traffic - Demonstrating the detection of various attacks using Wireshark - Discussing network bandwidth monitoring and performance improvement	9%
Host Security	- Understanding host security - Understanding the importance of securing individual hosts - Understanding threats specific to hosts - Identifying paths to host threats - Purpose of host before assessment - Describing host security baselining - Describing OS security baselining - Understanding and describing security requirements for different types of servers - Understanding security requirements for hardening of routers - Understanding security requirements for hardening of switches - Understanding data security concerns when data is at rest, in use, and in motion - Understanding virtualization security	7%
Secure Firewall Configuration and Management	- Understanding firewalls - Understanding firewall security concerns - Describing various firewall technologies - Describing firewall topologies - Appropriate selection of firewall topologies - Designing and configuring firewall ruleset - Implementation of firewall policies - Explaining the deployment and implementation of firewall - Factors to considers before purchasing any firewall solution - Describing the configuring, testing and deploying of firewalls - Describing the management, maintenance and administration of firewall implementation - Understanding firewall logging - Measures for avoiding firewall evasion - Understanding firewall security best practices	8%
Secure VPN Configuration and Management	- Understanding Virtual Private Network (VPN) and its working - Importance of establishing VPN - Describing various VPN components - Describing implementation of VPN concentrators and its functions - Explaining different types of VPN technologies - Discussing components for selecting appropriate VPN technology - Explaining core functions of VPN - Explaining various topologies for implementation of VPN - Discussing various VPN security concerns - Discussing various security implications to ensure VPN security and performance	6%
Physical Security	- Understanding physical security - Importance of physical security - Factors affecting physical security - Describing various physical security controls - Understanding the selection of Fire Fighting Systems - Describing various access control authentication techniques - Understanding workplace security - Understanding personnel security - Describing Environmental Controls - Importance of physical security awareness and training	6%
Network Security Threats, Vulnerabilities, and Attacks	- Understanding threat, attack, and vulnerability - Discussing network security concerns - Reasons behind network security concerns - Effect of network security breach on business continuity - Understanding different types of network threats - Understanding different types of network security vulnerabilities - Understanding different types of network attacks - Describing various network attacks	5%
Computer Network and Defense Fundamentals	- Understanding computer network - Describing OSI and TCP/IP network Models - Comparing OSI and TCP/IP network Models - Understanding different types of networks - Describing various network topologies - Understanding various network components - Explaining various protocols in TCP/IP protocol stack - Explaining IP addressing concept - Understanding Computer Network Defense (CND) - Describing fundamental CND attributes - Describing CND elements - Describing CND process and Approaches	5%
Network Risk and Vulnerability Management	- Understanding risk and risk management - Key roles and responsibilities in risk management - Understanding Key Risk Indicators (KRI) in risk management - Explaining phase involves in risk management - Understanding enterprise network risk management - Describing various risk management frameworks - Discussing best practices for effective implementation of risk management - Understanding vulnerability management - Explaining various phases involve in vulnerability management - Understanding vulnerability assessment and its importance - Discussing requirements for effective network vulnerability assessment - Discussing internal and external vulnerability assessment - Discussing steps for effective external vulnerability assessment - Describing various phases involve in vulnerability assessment - Selection of appropriate vulnerability assessment tool - Discussing best practices and precautions for deploying vulnerability assessment tool - Describing vulnerability reporting, mitigation, remediation and verification	9%
Network Security Controls, Protocols, and Devices	- Understanding fundamental elements of network security - Explaining network access control mechanism - Understanding different types of access controls - Explaining network Authentication, Authorization and Auditing (AAA) mechanism - Explaining network data encryption mechanism - Describing Public Key Infrastructure (PKI) - Describing various network security protocols - Describing various network security devices	8%
Network Security Policy Design and Implementation	- Understanding security policy - Need of security policies - Describing the hierarchy of security policy - Describing the characteristics of a good security policy - Describing typical content of security policy - Understanding policy statement - Describing steps for creating and implementing security policy - Designing of security policy - Implementation of security policy - Describing various types of security policy - Designing of various security policies - Discussing various information security related standards, laws and acts	6%
Network Incident Response and Management	- Understanding Incident Handling and Response (IH&R) - Roles and responsibilities of Incident Response Team (IRT) - Describing role of first responder - Describing first response activities for network administrators - Describing Incident Handling and Response (IH&R) process - Understanding forensic investigation - People involved in forensics investigation - Describing forensics investigation methodology	8%
Data Backup and Recovery	- Understanding data backup - Describing the data backup plan - Describing the identification of data to backup - Determining the appropriate backup medium for data backup - Understanding RAID backup technology and its advantages - Describing RAID architecture - Describing various RAID levels and their use - Selection of appropriate RAID level - Understanding Storage Area Network (SAN) backup technology and its advantages - Best practices of using SAN - Understanding Network Attached Storage (NAS) backup technology and its advantages - Describing various types of NAS implementation	9%
Wireless Network Defense	- Understanding wireless network - Discussing various wireless standards - Describing various wireless network topologies - Describing possible use of wireless networks - Explaining various wireless network components - Explaining wireless encryption (WEP, WPA,WPA2) technologies - Describing various authentication methods for wireless networks - Discussing various types of threats on wireless networks - Creation of inventory for wireless network components - Appropriate placement of wireless Access Point (AP) - Appropriate placement of wireless antenna - Monitoring of wireless network traffic - Detection and locating of rogue access points - Prevention of wireless network from RF interference - Describing various security implications for wireless network	6%
Secure IDS Configuration and Management	- Understanding different types of intrusions and their indications - Understanding IDPS - Importance of implementing IDPS - Describing role of IDPS in network defense - Describing functions, components, and working of IDPS - Explaining various types of IDS implementation - Describing staged deployment of NIDS and HIDS - Describing fine-tuning of IDS by minimizing false positive and false negative rate - Discussing characteristics of good IDS implementation - Discussing common IDS implementation mistakes and their remedies - Explaining various types of IPS implementation - Discussing requirements for selecting appropriate IDSP product - Technologies complementing IDS functionality	8%

Related Certification Path: CND

The EC-Council Certified Network Defender designation is designed to validate the technical skills of network administrators who are constantly involved in managing network threats. Such individuals should be well versed with a wide range of concepts around this field including network topology, security policy, traffic, performance & utilization, and network components just to mention a few. As a Certified Network Defender, you will be expected to demonstrate your ability to apply network security controls, configure firewall and VPN, and analyze network vulnerabilities. As continuity and resilience of operations matter in today's IT world, this is the best validation that IT specialists, companies, and hiring managers should turn to. In a nutshell, the CND certification path is designed to validate the following individuals:

Network Security Administrators;
CND Analysts;
Security Operators;
Network Defense Technicians;
Network Administrators;
Security Analysts;
Network Security Engineers.

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The following will be discussed in ECCOUNCIL EC 312-38 exam dumps:

Wireless Intrusion Prevention System (WIPS) and/or rogue AP detection
Network and service availability
Verify and document that design requirements are met including coverage, throughput, roaming, and connectivity with a post-implementation validation survey (CHAPTER 12)
Locate and identify sources of RF interference (CHAPTER 12)
Understand interference mitigation options including removal of interference source or change of wireless channel usage
Best practices in secure management protocols (e.g. encrypted management HTTPS, SNMPv3, SSH2, VPN and password management)
Identify RF disruption from 802.11 wireless devices including contention vs. interference and causes/sources of both including co-channel contention (CCC), overlapping channels, and 802.11 wireless device proximity
Protocol and spectrum analyzers
Perform application testing to validate WLAN performance (CHAPTER 12)
Identify sources of RF interference from non-802.11 wireless devices based on the investigation of airtime and frequency utilization

EC-COUNCIL EC-Council Certified Network Defender CND (312-38日本語版) : 312-38日本語

Prerequisites

EC-Council 312-38 Exam Syllabus Topics:

Related Certification Path: CND

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