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Intermediate

Network Security Architecture

Firewalls, VPNs, segmentation, and zero-trust architecture. Hands-on labs with Fortinet, SonicWall, and enterprise-grade appliances — the same tools we deploy for our managed services clients.

6 weeks16 modulesCertificate included

What You'll Learn

Design and implement a defense-in-depth network architecture
Configure enterprise firewalls (Fortinet, SonicWall, Sophos) for optimal security
Implement network segmentation and micro-segmentation strategies
Deploy and manage site-to-site and remote access VPN solutions
Design and implement a zero-trust network architecture
Monitor network traffic for anomalies and potential threats
Secure wireless networks and IoT/OT environments
Protect manufacturing environments including SCADA and PLC systems

Full Curriculum

16 modules · Self-paced · Hands-on labs included

1

Network Security Foundations

OSI model reviewTCP/IP deep diveCommon protocolsAttack surfaces
2

Firewall Architecture

Firewall typesRule designZone-based policiesHigh availability
3

Fortinet Configuration Lab

FortiGate setupPolicy creationUTM featuresFortiAnalyzer integration
4

SonicWall & Sophos Overview

Platform comparisonMigration strategiesBest-fit scenariosConfiguration basics
5

Network Segmentation

VLAN designMicro-segmentationDMZ architectureEast-west traffic control
6

VPN Solutions

IPSec tunnelsSSL VPNSite-to-site configurationRemote access best practices
7

Zero Trust Architecture

Zero trust principlesIdentity-based accessLeast privilegeContinuous verification
8

Zero Trust Implementation

Network access controlSoftware-defined perimeterMicrosegmentation toolsMigration roadmap
9

DNS Security

DNS filtrationDNS over HTTPSSinkholingDomain monitoring
10

Wireless Security

WPA3 deploymentRogue AP detectionGuest network isolationWireless IDS
11

IoT & OT Security

IoT network isolationSCADA protectionPLC securityIndustrial protocol monitoring
12

Manufacturing Network Security

Air-gapped networksOT/IT convergenceSafety system protectionCompliance requirements
13

Network Monitoring & Detection

NetFlow analysisIDS/IPS configurationTraffic baseliningAlert tuning
14

Secure Network Design Lab

Architecture workshopMulti-site designCloud connectivityRedundancy planning
15

Troubleshooting & Optimization

Performance tuningRule optimizationConnectivity debuggingCapacity planning
16

Capstone: Network Security Audit

Full network assessmentVulnerability identificationRemediation planFinal presentation

Prerequisites

  • Basic networking knowledge (IP addressing, subnetting, routing)
  • Understanding of cybersecurity fundamentals
  • Familiarity with command-line interfaces
  • Experience managing network devices is helpful but not required

Who This Course Is For

This course is designed for IT professionals, business leaders, and team members who want practical, hands-on cybersecurity skills they can apply immediately in their organization.

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