TN-865: Wireshark Network Traffic and Security Analysis

Course Overview:

This course delivers the technical knowledge, insight, and hands-on training to receive in-depth knowledge on Wireshark® and TCP/IP communications analysis. You will learn to use Wireshark to identify the most common causes of performance problems in TCP/IP communications. You will learn about the underlying theory of TCP/IP and the most used application protocols, so that you can intelligently examine network traffic for performance issues or possible Indicators of Compromise (IoC).

Duration: 5 Days

Audience:

Anyone interested in learning to troubleshoot and optimize TCP/IP networks and analyze network traffic with Wireshark, especially network engineers, information technology specialists, and security analysts.

Course Prerequisites:

We recommend that attendees of this course have the following prerequisite:
• Network+

Dates/Locations:

No Events

Course Outline:

DAY ONE

Course Set Up and Analyzer Testing

Network Analysis Overview
Wireshark Functionality Overview
Capturing Wired and Wireless Traffic
Define Global and Personal Preferences for Faster Analysis
Defined Time Values and Interpret Summaries
Interpret Basic Trace File Statistics to Identify Trends
Create and Apply Display Filters for Efficient Analysis

DAY TWO

Follow Streams and Reassemble Data
Use Wireshark’s Expert System to Identify Anomalies
TCP/IP Analysis Overview
Analyze Common TCP/IP Traffic Patterns

DAY THREE

Graph I/O Rates and TCP Trends
802.11 (WLAN) Analysis Fundamentals
Voice over IP (VoIP) Analysis Fundamentals
Network Forensics Fundamentals

DAY FOUR

Detect Scanning and Discovery Processes
Analyze Suspect Traffic

DAY FIVE

Use Command‐Line Tools

Next/Related Courses:

 

 

TN-949: Certified Firewall Analyst Course

Course Overview:

This is a hands-on course that covers many of the concepts of securing the perimeter of an organization. This includes concepts such as intrusion detection, packet filtering, and central logging.

A skills focus enables the student to better absorb the subject matter and perform better on the job.   This is not death by power point. The course is aligned with information assurance operators and executing hands-on labs. Lecture and labs walk the student through the knowledge required to truly understand the mechanics of Firewalls.

This course is an excellent precursor to PA-215 Palo Alto Firewall Essentials FastTrack.

Attendees to TN-949: Certified Firewall Analyst Prep will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Duration: 5 days

Course Objectives:

  • Analyzing Network and Wireless Design
  • Creating and Auditing a Rulebase
  • Firewall Assessment and Penetration Testing
  • Host-Based Detection and DLP
  • Incident Detection and Analysis
  • IOS and Router Security
  • IPv6 and ICMPv6
  • Log Collection and Analysis
  • NAT and Proxies
  • Netfilter IPtables
  • Network Access Control
  • Network-Based Intrusion Detection
  • Packet Filters and Inspection
  • Packet Fragmentation
  • Perimeter Concepts and IP Fundamentals
  • Securing Hosts and Services
  • TCP/IP Protocols
  • VPN Design and Auditing
  • VPN Implementation

Course Prerequisites:

  • GSEC or equivalent experience
  • UNIX, Windows, networking and security  experience
  • This is a hands-on skill course requiring comfort with command line interaction and network communications

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TN-215: Shell Programming

Course Overview:

This intensive hands-on class teaches students to develop customized UNIX™ commands, read & write Bourne, Korn & Bash Shell scripts & automate critical server functions.  The course includes extensive lab exercises, including hands-on development & debugging of shell scripts, which will give students the ability to be more efficient and productive in less time. The focus of the course will be the Bash shell.

Attendees to TN-215: Shell Programming will receive TechNow approved course materials and expert instruction.

Dates/Locations:

Date/Time Event
03/23/2026 - 03/27/2026
08:00 -16:00 		TN-215: Shell Programming
TechNow, Inc, San Antonio TX
06/22/2026 - 06/26/2026
08:00 -16:00 		TN-215: Shell Programming
TechNow, Inc, San Antonio TX
09/14/2026 - 09/18/2026
08:00 -16:00 		TN-215: Shell Programming
TechNow, Inc, San Antonio TX

Duration: 5 days

Course Objectives:

  • Shell Review
  • Shell Interpretation of Quotes & Backslash
  • The Bash Shell
  • Shell’s combined with UNIX utilities
  • Programming Basics
  • Data Constructs
  • Programming Looping
  • Your Environment
  • More on Parameters
  • Advanced Shell Programming

Prerequisites:

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User: hnzarate

Instructor comments: Very knowledgeable.

Facilities comments: This hotel needs better water.

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TN-909: Windows Forensic Analysis

 

Course Overview:

Windows Forensic Analysis is a hands-on course that covers digital forensics of the Microsoft Windows operating system.  The collection and analysis of data tracking user based activity that can be used for internal purposes or legal litigation.  TechNow has the student analyze many data images for various Windows operating systems, as current as Windows 8.1, Windows 10  in an environment that uses many Cloud technologies such as  Office365, Skydrive, Sharepoint, Exchange Online, and Windows Phone.

This is not death by power point. The course is aligned with digital forensic investigators and executing hands-on labs. Lecture and labs walk the student through the knowledge required to truly understand the mechanics of Windows Forensic Analysis.

Attendees to TN-909: Windows Forensic Analysis will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Duration: 5 days

Course Objectives:

  • Windows Operating System Components
  • Core Forensic Principles
  • Live Response and Triage-Based Acquisition Techniques
  • Windows Image Mounting and Examination
  • Memory, Pagefile, Filesystems
  • Data and Metadata
  • Profiling systems and users
  • Tracking USB and BYOD
  • Log and Registry Analysis
  • User Communications
  • Email Forensics
  • Browser Forensics
  • Reporting and  Presentation

Course Prerequisites:

  • Windows and Security Experience

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TN-515: Implementing Cybersecurity and Information Assurance Methodologies

  

Course Overview: 

Learn to protect yourself and your company against hackers, by learning their tools and techniques, and then testing your network.  This course is heavily based on Kali and primarily on Metasploit.  In TN-515: Implementing Cybersecurity and Information Assurance Methodologies class you will learn the step by step process that hackers use to assess your enterprise network, probe it & hack into it, utilizing a mixed-platform target environment including Windows, Linux, Solaris, and Cisco.  This course is 90% hacking, but  defenses for demonstrated hacks will be discussed.  If you want to know the ins and outs of the hacks presented in this course, then this is the course for you.

Attendees to TN-515: Implementing Cybersecurity and Information Assurance Methodologies Class Attendees will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 Days

Course Objectives:

  • Introduction to Pen Testing using the PTES model
  • Metasploit Basics
    • MSFconsole, MSFcli, Armitage, MSFpayload, MSFencode, NasmShell
  • Intelligence Gathering
    • Nmap, Databases in Metasploit, Port Scanning with Metasploit
  • Quick Intro to Ruby
    • Writing a simple Ruby script to create a custom scanner
  • Vulnerability Scanning
    • Importing Nessus Results
    • Scanning with Nessus from Within Metasploit
  • Exploitation
    • Using the Metasploit Framework and console to exploit
  • Meterpreter
    • Compromising a Windows System
    • Attacking MS SQL, xp_cmdshell
    • Dumping Usernames and Passwords, extracting and dumping hashes
    • Pass the Hash and Token Impersonation
    • Pivoting
    • Railgun
    • Using Meterpreter Scripts: Migrating a process, Killing AV, Persistence
  • Avoiding Detection
    • Creating Stand-Alone Binaries with MSFpayload
    • Encoding with MSFencode and Packers (go Green Bay:)
  • Exploitation Using Client Side Attacks
    • Introduction to Immunity Debugger
    • Using Immunity Debugger to Decipher NOP Shellcode
  • Metasploit Auxiliary Modules
  • Social Engineer Toolkit (SET)
    • Spear-Phishing, Web Attack
    • Creating a Multipronged Attack
  • Creating Your Own Module
    • Adapt an existing Module
    • Add some PowerShell and Run the Exploit
  • Meterpreter Scripting
  • Capture The Flag Exercise

Prerequisites:

  • This is an advanced  Cybersecurity and Information Assurance Course which requires basic Windows & UNIX competency
  • Certification or 2 years of experience in these operating systems is highly recommended
  • An understanding of TCP/IP

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