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

All Security Courses

Security Course Flow

Here is our list of security related courses.

Security

Twenty years of experience in the area of information assurance ensures that you are benefiting from a very mature and successful security training program. TechNow offers the full suite of security training courses to meet any DoD 8570 requirements.

Security Course Flow

Here is our list of security related courses.

CT-325: Security+

Course Overview:

The CT-325: Security+ (SY0-701) class is the primary class you will need to take if your job responsibilities include securing network services, network devices, and network traffic. It will also help you prepare for the CompTIA Security+ examination (exam number SY0-701). In the CT-325: Security+ class you’ll build on your knowledge and professional experience with computer hardware, operating systems, and networks as you acquire the specific skills required to implement basic security services on any type of computer network. Let us help you prepare for the CompTIA Security+ exam (SY0-701).

TechNow is a CompTIA partner and uses official CompTIA Security+ curriculum.

Attendees to CT-325: Security+ will receive TechNow approved course materials and TechNow expert instruction.

Dates/Locations:

Date/Time	Event
08/18/2025 - 08/22/2025 08:00 -16:00	CT-325: Security+ TechNow, Inc, San Antonio TX
10/27/2025 - 10/31/2025 08:00 -20:00	CT-325: Security+ TechNow, Inc, San Antonio TX
12/15/2025 - 12/19/2025 08:00 -16:00	CT-325: Security+ TechNow, Inc, San Antonio TX

Duration: 5 Days

Course Objectives:

Compare and contrast attacks
Compare and contrast security controls
Use security assessment tools
Explain basic cryptography concepts
Implement a public key infrastructure
Implement identity and access management controls
Manage access services and accounts
Implement a secure network architecture
Install and configure security appliances
Install and configure wireless and physical access security
Deploy secure host, mobile, and embedded systems
Implement secure network access protocols
Implement secure network applications
Explain risk management and disaster recovery concepts
Describe secure application development concepts
Explain organizational security concepts

Prerequisites:

CompTIA A+ and Network+ certifications, or equivalent knowledge.
Windows 7/8/10 and Server 2008/2012/2016 experience required.
Six to nine months experience in networking, including experience in configuring & managing TCP/IP.

Comments

Latest comments from students

User: joshjepsen@hotmail.com

Instructor comments: Instructor was very knowledgeable on all the course content. There were some instances when I felt he streamlined through some of the material too quickly, such as going over how to identify types of attacks.

Liked the class? Then let everyone know!

TN-979: Intrusion Analyst Course

Course Overview:

Intrusion Analyst is a hands-on course that covers intrusion detection in-depth. This includes concepts such as the use of Snort, network traffic analysis, and IDS signatures.

A skills focus enables the student to better absorb the subject matter and perform successfully 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 packet and intrusion analysis.

Attendees to TN-979: Intrusion Analyst will receive TechNow approved course materials and expert instruction.

Date/Locations:

No Events

Duration: 5 days

Course Objectives:

Advanced Snort Concepts
Analyst Toolkit
Domain Name System (DNS)
Examining Packet Crafting
Examining Packet Header Fields
Fragmentation
ICMP Theory
IDS Interoperability
IDS Patterns
IDS/IPS Management & Architecture Issues
Indications, Warnings & Traffic Correlation
IPv6
Microsoft Protocols
Network Traffic Analysis
NIDS Evasion, Instertion & Checksums
Snort Fundamentals & Configuration
Snort GUIs & Sensor Management
Snort Performance, Active Response & Tagging
Snort Rules
Stimulus Response
TCPdump Fundamentals
TCP/IP Fundamentals
Wireshark Fundamentals
Writing TCPdump Filters

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

Comments

Latest comments from students

User: Tosha

Instructor comments: Dave was an excellent instructor. He is very informative and knowledgeable in the course and the material. I have enjoyed the class and I would take another course with him as the instructor.

Facilities comments: Very nice and clean hotel.

User: buckey26

Instructor comments: Dave was one of the best instructors I have ever had for a tech course. He broke down everything to the point where you can understand it internally.