Network Defense Strategies

In this course, you’ll learn how to design, implement, and manage secure network infrastructures that can withstand evolving cyber threats.

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Course curriculum

1. Segment 00: Reading - Welcome to the Course
2. Segment 01: Intro Video to Course
1. Segment 02: Chapter Introduction
2. Segment 03: What is Network Security and Why It Matters
3. Segment 04: Common Threats and Attack Vectors
4. Segment 05: The CIA Triad and Security Design Principles
1. Segment 06: Security Zones and Segmentation
2. Segment 07: The Role of Subnetting and Addressing in Security
3. Segment 08: Introduction to VLANs and Network Isolation
1. Segment 09: Demo: VLAN Configuration on Switches
2. Segment 10: Demo: Inter-VLAN Routing and Trunking
3. Segment 11: VLAN Hopping Attacks and Mitigations
4. Segment 12: Reading - VLAN Best Practices and Security Tips for Cisco Business Routers
5. Segment 13: Hands-On-Learning - Creating VLANs and Implementing Inter-VLAN Routing
1. Segment 15: Chapter Introduction
2. Segment 16: What Are ACLs and Why They Matter
3. Segment 17: Standard vs. Extended ACLs
4. Segment 18: Applying ACLs to Interfaces and Traffic Flows
1. Segment 19: VPN Fundamentals and Encryption Concepts
2. Segment 20: Demo: Site-to-Site vs. Remote-Access VPNs
3. Segment 21: VPN Protocols: IPSec, SSL, and L2TP
1. Segment 22: Demo: Creating User Accounts and Privilege Levels
2. Segment 23: Demo: Password Policies and Local Authentication
3. Segment 24: Securing Management Access with SSH and Console Restrictions
4. Segment 25: Reading - Cisco IOS XE Software Hardening Guide
5. Segment 26: Hands-On-Learning - Configuring and Applying Access Control Lists (ACLs)
6. Segment 27: Quiz - Access Control, VPNs, and Device Security
1. Segment 28: Chapter Introduction
2. Segment 29: Understanding AAA: Authentication, Authorization, Accounting
3. Segment 30: Demo: TACACS+ vs. RADIUS: What’s the Difference
4. Segment 31: Configuring TACACS+ on Network Devices
1. Segment 32: Tools for Monitoring: Wireshark, NetFlow, and SNMP
2. Segment 33: Packet Analysis and Intrusion Detection Basics
3. Segment 34: Using Logs and Alerts to Detect Threats
1. Segment 35: Defense in Depth: Combining Controls
2. Segment 36: Firewalls, IDS/IPS, and Honeypots
3. Segment 37: Threat Response and Containment Techniques
4. Segment 38: Reading - AAA, TACACS+, and SSH: Secure Access Control Explained
5. Segment 39: Hands-On-Learning - Configuring TACACS+ for Centralized Authentication
6. Segment 40: Quiz - Centralized Authentication and Network Monitoring
1. Segment 41: Chapter Introduction
2. Segment 42: Wireless Threats: Rogue APs, Eavesdropping, MITM
3. Segment 43: WPA2 vs. WPA3 and Secure Authentication
4. Segment 44: Segmenting Wireless Traffic with VLANs and ACLs
1. Segment 45: Detecting Rogue Access Points
2. Segment 46: Demo: Wireless IDS/IPS and Monitoring Tools
3. Segment 47: Best Practices for Enterprise Wi-Fi Security
1. Segment 48: Demo: Planning a Secure Network from the Ground Up
2. Segment 49: Demo: Implementing VLANs, VPNs, and Access Controls
3. Segment 50: Final Review: Auditing and Defending the Full Environment
4. Segment 51: Reading - Top Wireless Network Security Best Practices
5. Segment 52: Hands-On-Learning - Segmenting Wireless Traffic with VLANs and ACLs
6. Segment 53: Quiz - Wireless Security, Operations & Final Project
7. Segment 54: Course Wrap-up Video
8. Segment 55: Project - Designing and Defending a Complete Enterprise Network

About this course

Free
55 lessons
4 hours of video content

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Network Defense Strategies

Course curriculum

Chapter 1: Introduction

Chapter 2: Understanding Network Security Basics

Chapter 3: Designing Secure Network Architectures

Chapter 4: Implementing VLANs in Real Network

Chapter 5: Controlling Access with ACLs

Chapter 6: VPNs and Securing Traffic in Transit

Chapter 7: Securing Network Devices Locally

Chapter 8: AAA and TACACS+ Integration

Chapter 9: Monitoring Network Traffic and Performance

Chapter 10: Building a Layered Defense Strategy

Chapter 11: Wireless Network Security Fundamentals

Chapter 12: Wireless Monitoring and Intrusion Prevention

Chapter 13: Capstone-Building a Secure Network

About this course

Discover your potential, starting today