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

RH-305:Red Hat System Administration III: Linux Automation with Ansible

Course Overview:

Red Hat System Administration: Linux Automation with Ansible is designed for Linux administrators and developers who need to automate repeatable and error-prone steps for system provisioning, configuration, application deployment, and orchestration. TechNow’s Ansible course facilitates the dynamic IT infrastructure through automation.

This course also supports DevOps practices through Ansible playbooks automating workflows. TechNow has operated Automated Unix and Linux environment for over 35 years and brings this field experience to the classroom utilizing ansible and discussing its impact on: Infrastructure (Linux, Windows, network devices), Cloud automation (AWS and Azure), Application deployment, Security & compliance, and CI/CD pipelines.

This course also ties in nicely with the TechNow course CL-355: Containers, Kubernetes, and Red Hat OpenShift Administration which provides an overview of the DoD Enterprise DevSecOps Platform (DSOP) Reference Design, its current state, and ties to DoD Cloud Platform One (P1).

Dates/Locations:

No Events

Duration: 5 days

Course Objectives:

An introduction to Ansible
Install and configure Ansible development tools in VS Code and configure Ansible setting
Create and update inventories of managed hosts and manage connections to them
Automate administration tasks with Ansible Playbooks
Write effective playbooks at scale
Protect sensitive data used by Ansible Automation Platform with Ansible Vault
Reuse code and simplify playbook development with Ansible Roles and Ansible Content Collections
Developing Automation Content: Variables, Task Control, Deploying Files
Developing Automation Content at Scale
Reusing Code with Ansible Roles and Content Collections
Automate Linux Administration Tasks

Prerequisites:

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Trademark Recognition

(ISC)², CBK, and CISSP are registered marks of the International Information Systems Security Certification Consortium in the United States and other countries.

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TN-825: Certified Information Security Manager (CISM) Seminar

Course Overview:

The Certified Information Security Manager (CISM) certification program is developed specifically for experienced information security managers & those who have information security management responsibilities. The CISM certification is for the individual who manages, designs, oversees and/or assesses an enterprise’s information security (IS). The CISM certification promotes international practices & provides executive management with assurance that those earning the designation have the required experience & knowledge to provide effective security management & consulting services. Individuals earning the CISM certification become part of an elite peer network, attaining a one-of-a-kind credential. The CISM job practice also defines a global job description for the information security manager & a method to measure existing staff or compare prospective new hires.

This course is designed to assist in your exam preparation for the CISM exam.

Attendees to TN-825: Certified Information Security Manager (CISM) Seminar will receive TechNow approved course materials and expert instruction.

Dates/Locations:

Date/Time	Event
02/23/2026 - 02/27/2026 08:00 -16:00	TN-825: Certified Information Security Manager (CISM) Seminar TechNow, Inc, San Antonio TX
08/17/2026 - 08/21/2026 08:00 -16:00	TN-825: Certified Information Security Manager (CISM) Seminar TechNow, Inc, San Antonio TX
11/16/2026 - 11/20/2026 08:00 -16:00	TN-825: Certified Information Security Manager (CISM) Seminar TechNow, Inc, San Antonio TX

Duration: 5 Days

Course Objectives:

Information Security Governance (24%)
Establish and/or maintain an information security governance framework and supporting processes to ensure that the information security strategy is aligned with organizational goals and objectives
Information Risk Management (30%)
Manage information risk to an acceptable level based on risk appetite to meet organizational goals and objectives
Information Security Program Development and Management (27%)
Develop and maintain an information security program that identifies, manages and protects the organization’s assets while aligning to information security strategy and business goals, thereby supporting an effective security posture
Information Security Incident Management (19%)
Plan, establish and manage the capability to detect, investigate, respond to and recover from information security incidents to minimize business impact

Prerequisites:

A minimum of five years of information security work experience, with a minimum of three years of information security management work experience in three or more of the job practice analysis areas.

Comments

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User: tracycampbell

Instructor comments: Dave had great command of the class and the flow of information. The lessons seem relevant to the exam and the course material should assist greatly with passing. As a bonus, his breakdown of PKI helped with my current job requirements.

Facilities comments: The Home2Suites by Hilton was FANTASTIC!

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L-245: Linux System Administration I

Course Overview:

In this course students will learn to install the Linux™ operating system, to administer users and software, to use vi, basic Linux security, process control, file system maintenance, backup and recovery, including some basic networking concepts. This course insures that students have the skills to configure all desktop and client side related activity.

Attendees to L-245: Linux System Administration I will receive TechNow approved course materials and expert instruction.

Dates/Locations:

No Events

Duration: 5 days

Course Objectives:

Linux operating system installation
Hardware Issues
LILO & GRUB Configuration
Managing the Linux file system
Boot Process
Customization of setup files
System Startup
Run Levels
Network Services
User Management
Changing Passwords
Monitoring, accessing & restricting root system access
Administration Tools
Disk Management
Quotas
Process Control
Installing & removing software & patches
Network Configuration
Client side components of NFS, Samba, NTP, NIS
Printing
Backup and Recovery
Using utilities for process control, locating files & automating maintenance tasks

Prerequisites:

Students should have an understanding of all basic UNIX commands as well as variable substitution, wild card expansion, command pipes, permissions, the grep and find commands.
These prerequisites can be met through completion of TN-125: Introduction to UNIX & Linux and six month’s experience with Linux.