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Master Network Security: Nmap, Wireshark & Packet Analysis
Rating: 3.7 out of 5(198 ratings)
21,584 students

Master Network Security: Nmap, Wireshark & Packet Analysis

Network Security Nmap Wireshark Ethical Hacking Packet Analysis TCP/IP Firewall IDS IPS Forensic Cyber Security. Enroll
Created byOCSALY Academy | 570.000+ Students
Last updated 1/2026
English

What you'll learn

  • Network Security Fundamentals – Learn key security principles and how to protect networks from cyber threats.
  • Threat Modeling & Risk Management – Discover how to analyze network threats and create security policies.
  • Firewall Detection & Bypass – Understand Web Application Firewalls (WAFs), Intrusion Prevention Systems (IPS), and evasion techniques.
  • Mastering Nmap for Network Scanning – Learn Nmap network scanning, OS fingerprinting, and advanced reconnaissance.
  • Penetration Testing on Web Servers – Detect web vulnerabilities, misconfigurations, and attack vectors.
  • Bypassing Network Access Controls – Learn how to bypass MAC filtering and detect unauthorized access points.
  • Packet Sniffing & Traffic Analysis with Wireshark – Capture, filter, and analyze network traffic for forensic investigations.
  • Deep Dive into TCP/IP & Network Protocols – Understand IP, TCP, UDP, ARP, DNS, DHCP, HTTP, ICMP, and more.
  • TcpDump & Tshark for Advanced Packet Analysis – Learn command-line network sniffing and traffic monitoring techniques.
  • Detecting & Analyzing Network Attacks – Identify failed scans, network intrusions, and suspicious activity.

Course content

17 sections • 66 lectures • 11h 30m total length

  • Network Security Architecture: The 2026 Defensive Blueprint2:11
  • Defense-in-Depth: 3 Core Strategies to Harden Modern Networks4:36
  • The Human Element: Identifying & Securing the Weakest Link2:44

    Identify single points of failure, implement risk-based controls around vulnerable resources, and enable continuous monitoring, proactive network scanning for unauthorized devices, and incident response to improve cyber resilience and performance.

  • Cyber Cartography: Visualizing Threat Vectors with Network Maps4:05

    Understand how network maps visualize the physical and logical layout of a network in cybersecurity as topology graphs of links and nodes, guiding routing decisions and security monitoring.

Requirements

  • Computer: A laptop or desktop with at least 2 CPUs, 2 GB of RAM, and 8 GB of storage.
  • Operating System: Wireshark is compatible with Windows, macOS, and Linux.
  • Internet Connection: For downloading software and accessing course materials.

Description

The network is the battleground. Mastery is your only defense.

In the 2026 digital economy, a basic understanding of firewalls is no longer enough. With the rise of sophisticated persistent threats and automated exploits, the industry is demanding Network Security Architects-professionals who can visualize, analyze, and neutralize threats at the packet level. If you want to command the highest salaries in cybersecurity, you must move beyond the "black box" of automated tools and master the Forensic Truth of the Network.

This course is the ultimate technical roadmap designed for the 95% of students who want professional-grade skills without needing a massive server room. We take you from the fundamental physics of bit-level communication to the advanced implementation of Nmap Mastery and Wireshark Traffic Forensics.

Your Architectural Roadmap to Mastery:

  • The Forensic Truth: Learn why "Packets Don't Lie." You will master Deep Packet Inspection (DPI) to analyze the state management and flow control of every communication on your network.

  • Perimeter Defense & NAC Evasion: Understand the logic of Network Access Control (NAC) and MAC Filtering, and learn the exact evasion tactics used to audit and harden enterprise perimeters.

  • Nmap Engineering: Go far beyond simple port scans. Master Advanced Packet Crafting, stealth TCP SYN/ACK scans, and the Nmap Scripting Engine (NSE) for automated vulnerability discovery.

  • Traffic Forensic with Wireshark: Command the industry-standard tool for traffic analysis. You will learn to identify Anomaly Detection patterns and behavioral signatures that signal an active breach.

  • Protocol Logic & Security Architecture: Master the TCP/IP Stack and OSI Model not as theory, but as the DNA of global defense. You will analyze DHCP, SMTP, and HTTP structures to find hidden risks.

Why the World Chooses Ocsaly

Cybersecurity is a multi-billion dollar industry, but only for those who understand the underlying architecture. By joining this course, you are gaining access to the same TTP (Tactics, Techniques, and Procedures) labs that have empowered over 500,000 students to become elite security professionals. We don't just teach you how to use a tool; we teach you how to command the network.

The fortress is yours. Architect it today.

Enroll now.

Who this course is for:

  • System Administrators: Gain insights into network performance and security to manage systems more efficiently.
  • Network Administrators and Engineers: Enhance your ability to monitor, analyze, and troubleshoot network traffic effectively.
  • Students and Enthusiasts: Acquire practical knowledge of network protocols and packet analysis to build a strong foundation in networking.

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