SECURE LABORATORY CURRICULUM

Network Security Essentials

Master the core principles of network defense, TCP/IP vulnerabilities, and modern security architectures. Build, segment, and harden enterprise networks while detecting and mitigating real-world cyber threats.

Class Progress metrics

Resolved Checklist:0 / 67 Labs

0% COMPLETE

Duration:PT45H

Accumulative Level:Lvl Intermediate

XP Award:★ 1850 XP

Assigned Instructor

Vulnarex Instructor

Network Security Architect & Offensive Security Specialist

Acquired Skills

Network DefenseTCP/IP AnalysisFirewall ConfigurationIDS/IPS ManagementNetwork SegmentationVulnerability Assessment

OSI Model Deep Dive (Layers 1–7) & Security RelevanceLAB BLOCK-ID: osi-model-security-relevance

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TCP/IP Suite Architecture (Link, Internet, Transport, Application)LAB BLOCK-ID: tcp-ip-suite-architecture

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Key Protocols: ARP, IP, ICMP, TCP, UDP, DNS, HTTP/HTTPSLAB BLOCK-ID: key-network-protocols

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IPv4 vs. IPv6 Security ImplicationsLAB BLOCK-ID: ipv4-vs-ipv6-security

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Network Addressing, Subnetting, and CIDR (Security Zoning Perspective)LAB BLOCK-ID: network-addressing-subnetting-cidr

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Network Security Essentials

Assigned Instructor

Vulnarex Instructor

Acquired Skills

Module 1: Networking Fundamentals for Security

Module 2: TCP/IP Vulnerabilities & Attacks

Module 3: Firewalls – First Line of Defense

Module 4: Intrusion Detection & Prevention Systems (IDS/IPS)

Module 5: VPNs – Secure Remote Connectivity

Module 6: Network Segmentation & Zoning

Module 7: Network Hardening & Best Practices

Module 8: Secure Network Design & Architecture

Module 9: Real-World Network Attacks & Defenses

Module 10: Hands-On Labs