Exam Name: Network Defense Essentials (NDE) Exam
Certification Provider: ECCouncil
Corresponding Certification: ECCouncil NDE
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Updated: Oct 12, 2026
No. of Questions: 77 Questions & Answers with Testing Engine
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- Total Questions: 77
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- Total Questions: 77
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What you learn should outlast the exam. The ECCouncil Network Defense Essentials (NDE) material from TestKingIT — 77 practice questions with expert-verified answers — augments your knowledge while it prepares you for 2026 testing.
ECCouncil 112-51 Exam Overview:
| Certification Vendor: | EC-Council |
|---|---|
| Exam Name: | Network Defense Essentials (NDE) Exam |
| Exam Number: | 112-51 |
| Available Languages: | English, Japanese, Korean, Simplified Chinese |
| Exam Duration: | 120 minutes |
| Certificate Validity Period: | 3 years |
| Exam Price: | $75 USD (varies by region); $299 USD including training |
| Related Certifications: | Ethical Hacking Essentials (EHE) Digital Forensics Essentials (DFE) Certified Network Defender (CND) |
| Passing Score: | 70% |
| Real Exam Qty: | 75 |
| Exam Format: | Proctored, Multiple Choice Questions (MCQ) |
| Recommended Training: | Official NDE Training Course |
| Exam Registration: | Official EC-Council Registration |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online remote proctored or in-person at authorized EC-Council exam centers |
| Pre Condition: | No prior cybersecurity knowledge, IT work experience, or prerequisite exams required |
| Official Syllabus URL: | https://www.eccouncil.org/train-certify/network-defense-essentials-nde/ |
ECCouncil 112-51 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Risk Management & Compliance | - Compliance requirements - Security frameworks - Risk assessment and treatment |
| Topic 2: Identification, Authentication, and Authorization | - Access control models and terminology - Authentication methods - Authorization concepts |
| Topic 3: Physical Security Controls | - Workplace security measures - Facility and environmental controls - Physical security importance |
| Topic 4: Threats, Attacks & Vulnerabilities | - Common network attack types - Vulnerability assessment basics - Attack mitigation strategies |
| Topic 5: Data Security & Backup | - Backup types and strategies - Data protection principles - Disaster recovery basics |
| Topic 6: Technical Security Controls | - Intrusion detection/prevention - Firewalls and filtering - Cryptography and PKI basics - Network segmentation |
| Topic 7: Administrative Security Controls | - Security awareness and training - Security policies, standards, and procedures - Regulatory and legal frameworks |
| Topic 8: Network Traffic Monitoring & Analysis | - Traffic monitoring concepts - Anomaly detection - Tools for analysis (Wireshark, tcpdump) |
| Topic 9: Endpoint and Mobile Security | - Endpoint protection measures - Mobile device risks and controls - Mobile device management |
| Topic 10: Virtualization and Cloud Security | - Cloud security best practices - Cloud service models and deployment - Virtualization fundamentals and security |
| Topic 11: Identity and Access Management | - IAM components and lifecycle - IAM security functions |
| Topic 12: Network Security Fundamentals | - Common threats and vulnerabilities - Network protocols and security mechanisms - Core principles of network security |
ECCouncil Network Defense Essentials (NDE) Exam — FAQ
120 minutes, 75 questions — that's your time budget. Rehearse it: the TestKingIT online engine runs simulation tests with automatic settings, so pacing becomes trained, not lucky.
Files arrive first: our system emails your purchase within a minute of successful payment — unlimited installations, and 24/7 support if nothing shows up within 2 hours (check spam). Failure is covered too: take the corresponding 112-51 exam within 60 days of purchase, and if you don't pass, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund, processed within 7 days. Exclusions: exams within 3 days of purchase, candidate names that don't match the payer, and free or expired products. You can also choose a free replacement — two other products of equal value.
No prior cybersecurity knowledge, IT work experience, or prerequisite exams required Eligibility rules change from time to time, so confirm the current requirements on the official page (official 112-51 exam page) before booking.
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The ECCouncil Network Defense Essentials (NDE) is delivered Online remote proctored or in-person at authorized EC-Council exam centers — pick whichever arrangement fits you.
The ECCouncil Network Defense Essentials (NDE) blueprint spans 12 domains — including Virtualization and Cloud Security, Network Security Fundamentals, Administrative Security Controls. The weightings are your study map: allocate hours where the points are. Every subtopic appears in the outline above.
$75 USD (varies by region); $299 USD including training per attempt, 70% to pass. Cost-effective preparation matters here: the 77 practice questions for the ECCouncil Network Defense Essentials (NDE) cost a fraction of one retake.
Yes:
Training covers theory; our questions build test readiness. After any course, drill with the 77 practice questions for the ECCouncil Network Defense Essentials (NDE) — the analyses make every wrong answer a lesson.
Yes — download the free 112-51 demo before buying and assess the quality and reliability yourself; it's the best way to avoid wasting money on bootless material. Purchases include 365 days of free updates, renewable later at half price.
The ECCouncil Network Defense Essentials (NDE) is ECCouncil's certification exam for Network Defense Essentials (NDE), at the Entry / Foundational level. Passing it demonstrates proficiency with specific technologies — a credential employers from small business to enterprise recognize. Related credentials include Certified Network Defender (CND), Ethical Hacking Essentials (EHE), Digital Forensics Essentials (DFE).
ECCouncil Network Defense Essentials (NDE) Sample Questions:
Joseph, a cloud administrator, was recruited for the management and deployment of the software containers. As part of his job, Joseph employed an automated solution that converts images into containers, deploys them to the hosts, and further monitors container workflow from a single location.
Identify the solution employed by Joseph in the above scenario.
- A. Orchestrators
- B. Port scanners
- C. Sniffers
- D. Network monitors
Correct Answer: A 🗳️
Explanation: Only visible for TestKingIT members. You can sign-up / login (it's free).
George, a certified security professional, was hired by an organization to ensure that the server accurately responds to customer requests. In this process, George employed a security solution to monitor the network traffic toward the server. While monitoring the traffic, he identified attack signatures such as SYN flood and ping of death attempts on the server.
Which of the following categories of suspicious traffic signature has George identified in the above scenario?
- A. Informational
- B. Reconnaissance
- C. Denial-of-service (DoS)
- D. Unauthorized access
Correct Answer: C 🗳️
Explanation: Only visible for TestKingIT members. You can sign-up / login (it's free).
Which of the following types of network traffic flow does not provide encryption in the data transfer process, and the data transfer between the sender and receiver is in plain text?
- A. SSL traffic
- B. FTP traffic
- C. SSH traffic
- D. HTTPS traffic
Correct Answer: B 🗳️
Explanation: Only visible for TestKingIT members. You can sign-up / login (it's free).
Jamie wants to send a confidential file to her friend Alice. For this purpose, they installed an application for securely sharing the file. The application employs an encryption algorithm that usesthe same shared secret key for encryption and decryption of data.
Identify the type of cryptography employed by the application used by Alice and Jamie for file sharing.
- A. RSA cryptosystem
- B. Asymmetric cryptography
- C. Symmetric cryptography
- D. Public-key cryptography
Correct Answer: C 🗳️
Which of the following acts was enacted in 2002 and aims to protect the public and investors by increasing the accuracy and reliability of corporate disclosures?
- A. Gramm-Leach-Bliley Act
- B. Digital Millennium Copyright Act (DMCA)
- C. Sarbanes-Oxley Act (SOX)
- D. Payment Card Industry-Data Security Standard (PCI-DSS)
Correct Answer: C 🗳️
Explanation: Only visible for TestKingIT members. You can sign-up / login (it's free).
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