Successfully prepare for the EC-Council Certified
Network Defender CND 312-38 Exam 2026 2027
with This Ultimate Comprehensive Testbank
Offering 200 Practice Questions Complete with
Verified Correct Answers and Detailed Rationales
Spanning All Eight Core Network Defense Domains
to Ensure Success
Domain 1: Network Defense Management (10%)
Question 1
Which statement BEST describes defense in depth?
• A. Using one perimeter firewall as the primary
security control
• B. Applying multiple layered controls so that
one failure does not expose the entire
environment
• C. Encrypting every packet on the network with
the same shared key
,2
• D. Blocking all outbound traffic from user
workstations
☑VERIFIED ANSWER: B
Rationale: Defense in depth means building
overlapping preventive, detective, and corrective
controls at different layers. If one control fails, other
controls still reduce the chance of compromise or
limit impact.
Question 2
Which of the following is true regarding any attack
surface?
• A. The attack surface refers to the sum of all
potential points where an unauthorized user
can try to enter or extract data
• B. The attack surface is only related to physical
access points
• C. The attack surface cannot be reduced
,3
• D. The attack surface only includes software
vulnerabilities
☑VERIFIED ANSWER: A
Rationale: The attack surface encompasses all
vulnerabilities, including software flaws, unsecured
network ports, and unprotected system endpoints.
When vulnerabilities are decreased, the attack
surface is reduced.
Question 3
Which Internet access policy starts with all services
blocked and the administrator enables safe and
necessary services individually?
• A. Permissive policy
• B. Paranoid policy
• C. Prudent policy
• D. Promiscuous policy
☑VERIFIED ANSWER: B
, 4
Rationale: The Paranoid Policy is characterized by
initially blocking all services and then selectively
enabling only those that are necessary. This
approach minimizes potential vulnerabilities.
Question 4
Management decides to implement a risk
management system to reduce and maintain the
organization's risk at an acceptable level. What is
the correct order in the risk management phase?
• A. Risk assessment → Risk mitigation → Risk
evaluation → Risk monitoring
• B. Risk identification → Risk analysis → Risk
evaluation → Risk treatment
• C. Risk planning → Risk execution → Risk review
→ Risk closure
• D. Risk discovery → Risk classification → Risk
response → Risk audit