CERTIFIED NETWORK DEFENDER (CND)
The Certified Network Defender (CND) course provides learners with comprehensive knowledge and hands-on skills required to protect, monitor, analyze, and respond to threats within enterprise network environments. The certification is developed by EC-Council and focuses on defensive network security operations rather than offensive hacking. The course emphasizes securing network infrastructure, implementing security controls, monitoring network traffic, detecting attacks, and responding to incidents using industry best practices. Learners gain practical experience defending wired, wireless, and hybrid networks against real-world cyber threats. Successful completion prepares participants for the CND certification examination and roles in network defense and security operations. Course Objectives By the end of this course, learners will be able to: Understand network security principles and defensive strategies Secure enterprise network architectures and components Monitor network traffic and detect malicious activities Implement firewalls, IDS/IPS, and access control mechanisms Respond to and manage network security incidents Apply policies, standards, and compliance requirements Maintain and improve organizational network security posture
Course Curriculum
1
- Network security concepts and terminology
- Threats, attacks, and vulnerabilities
- Defense-in-depth and Zero Trust principles
- Network security policies and standards
2
- Secure network design principles
- Network segmentation and zoning
- Perimeter security and DMZs
- High availability and redundancy
3
- Securing routers, switches, and firewalls
- Network device hardening
- Secure network protocols
- Configuration and patch management
4
- Network traffic flow and behavior
- Packet capture and analysis
- Detecting abnormal and malicious traffic
- Network monitoring tools
5
- Firewall technologies and deployment models
- Rule configuration and management
- Network Address Translation (NAT)
- Network Access Control (NAC)
6
- IDS and IPS concepts
- Signature-based vs anomaly-based detection
- Alert tuning and false positive reduction
- Incident escalation
7
- Wireless security standards and encryption
- Secure Wi-Fi deployment
- VPNs and remote access security
- Securing mobile and remote users
8
- SOC integration and workflows
- Log management and correlation
- Threat intelligence for network defense
- Continuous monitoring
9
- Network-focused incident response
- Containment, eradication, and recovery
- Forensic considerations
- Post-incident analysis
10
- Network security governance
- Risk assessment and mitigation
- Auditing and reporting
- Regulatory and compliance considerations
11
- Hands-on network defense labs
- Simulated network attack and defense scenarios
- Review of CND exam objectives
- Practice questions and exam strategies
12
- Network security defenders
- Network and system administrators
- SOC analysts and blue-team professionals
- IT security officers
- Professionals preparing for CND certification
13
- Basic networking knowledge
- Understanding of TCP/IP and network devices
- Network+ or equivalent experience recommended
14
- Assessment Methods
- Practical configuration and monitoring labs
- Quizzes and knowledge checks
- Scenario-based assessments
- Final assessment aligned with the CND certification exam
15
- Instructor-led training
- Hands-on network defense laboratories
- Simulated real-world attack and defense exercises
16
- This course prepares participants for the EC-Council Certified Network Defender (CND) certification exam
17
- Comprehensive training materials
- Hands-on lab guides
- Practice exam questions
- Certificate of course completion
This course includes
- 17+ Activity Modules
- 40 hours + lessons
- Lifetime access
- Certificate of completion
- Available on desktop and mobile
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