Welcome to TechNow!

Welcome to TechNow! The Leader in Information Security Training & Computer Training.

The world of information security and computer training is ever changing.  The techniques and systems continue to evolve and we must stay current and diligent.  To do this, you can count on TechNow®…the leader in cybersecurity training and computer system training.

TechNow® has been training the leaders in the computer community for many years.  We provide training for students in a number of areas.  Our cybersecurity trainings include popular courses like D0D 8140, Security , CISM, CISSP, CEH,CCNA, and more.  With over 34 years of experience, we’re able to provide you with unmatched training and certification programs.

TechNow also provides a variety of other popular trainings for the computer professional including Cisco, EC-Council, CompTIA, Unix/Linux and more.

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Upcoming Events

  • TN-822: Certified Information Systems Auditor (CISA) Seminar
    • 10/06/2025 – 10/10/2025
    • San Antonio
  • CT-213: Cloud Essentials+
    • 10/14/2025 – 10/16/2025
    • San Antonio
  • PM-223: Introduction to Project Management
    • 10/14/2025 – 10/16/2025
    • San Antonio
  • CT-210: Project+
    • 10/27/2025 – 10/30/2025
    • San Antonio
  • CT-325: Security+
    • 10/27/2025 – 10/31/2025
    • San Antonio
  • all events

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    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-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:

    No Events

    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:

    Comments

    Latest comments from students

    User: hnzarate

    Instructor comments: Very knowledgeable.

    Facilities comments: This hotel needs better water.

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    PA-243: Palo Alto Networks Firewall Debug and Troubleshoot (EDU-311)

      

     

    Course Overview: PA-243: Palo Alto Networks Firewall Debug and Troubleshoot is a three-day course on how to troubleshoot the full line of Palo Alto Networks next-generation firewalls. Students will receive hands-on experience troubleshooting the security, networking, threat prevention, logging, and reporting features of the Palo Alto Networks PAN-OS® operating system. Upon completion of this class, students will have an in-depth knowledge of how to troubleshoot visibility and control over applications, users, and content. This is not a virtualized theoretical course.  This is hands-on, real world instruction, directly relevant to the DoD and Commercial implementations of Palo Alto Networks next-generation firewalls.

    Each student is issued a physical Palo Alto firewall and a Cisco layer 3 switch at their desk.  Real hardware per student for real experience and real skill development.  TechNow provides a very comprehensive client infrastructure that includes Windows, Linux, and multiple packet sniffer agents.

    The instructor for this course has been a lead in Unix kernel development to implement firewall and intrusion detection technologies. Additionally, the instructor has taught several security appliance products and carries several SANS, ISC2, ISACA, Cisco, Unix, and Windows certifications.

    Attendees to the PA-243: Palo Alto Networks Firewall Debug and Troubleshoot (EDU-311) Training Course will receive TechNow approved course materials and expert instruction.

    Dates/Locations:

    No Events

    Duration: 3 days

    Course Objectives:   Students attending this foundational-level training course will gain an in-depth knowledge of how to configure and manage their Palo Alto Networks firewall, including hands-on experience in configuring the security, networking, threat prevention, logging, and reporting features of the Palo Alto Networks Operating System (PAN-OS).

    Day 1

    • Module 0 – Introduction & Overview
    • Module 1: Troubleshooting
      • Methodology
    • Module 2: Platform
      • Comparisons When
      • Troubleshooting
    • Module 3: Flow Logic
    • Module 4: Administration
      • Troubleshooting

     

     

    Day 2

    • Mod 5: Layer 3
      • Troubleshooting
    • Mod 6: Policy
      • Troubleshooting
    • Mod 7: User-ID™
      • Troubleshooting

    Day 3

    • Mod 8: VPN
      • Troubleshooting
    • Mod 9: GlobalProtect™
      • Troubleshooting
    • Mod 10: Performance
      • Troubleshooting

     

    Prerequisites:

    This course is in no way associated with Palo Alto Networks, Inc.

    Comments

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    PA-222: Palo Alto Networks Panorama Essentials

      

    Course Overview:

    PA-222: Palo Alto Networks Panorama Essentials Training Class is a two-day course that teaches students to configure and manage the Palo Alto Networks Panorama management server. Through hands-on training, students learn high end skills of how to integrate Palo Alto Networks next-generation firewalls into their network infrastructure and manage them with Palo Alto Networks Panorama management server.This is not a virtualized theoretical course.  This is hands-on, real world in the classroom instructor led with lab assistance, directly relevant to the DoD and Commercial implementations of Palo Alto Networks next-generation firewalls and their enterprise management.

    Each student is issued a physical Palo Alto firewall and a Cisco layer 3 switch at their desk.  Real hardware per student for real experience and real skill development.  TechNow provides a very comprehensive client infrastructure that includes Windows, Linux, and multiple packet sniffer agents.

    The instructor for this course has been a lead in Unix kernel development to implement firewall and intrusion detection technologies.  Additionally, the instructor has taught several security appliance products and carries several SANS, Cisco, Unix, and Windows certifications.

    Attendees to the Palo Alto Networks Panorama Essentials Training Course will receive TechNow approved course materials and expert instruction.

    Dates/Locations:

    No Events

    Duration 2 days

    Course Objectives:  

    Students attending this foundational-level training course will gain an in-depth knowledge of how to configure and manage their Palo Alto Networks Panorama management server, including hands-on experience in configuring the security, networking, threat prevention, logging, and reporting features of the Palo Alto Networks Operating System (PAN-OS) through Panorama.

    • Day 1
      • Module 0 – Introduction & Overview
      • Module 1 – Deployment Overview
        • Panorama Solution
        • Functional Overview
        • Architecture Design
      • Module 2 – Interface Configuration
        • Installation
        • Design and Planning
        • Administration Roles
        • Access Control
        • Commit Options
      • Module 3 – Device Groups
        • Device Groups
        • Policies
        • Objects
        • Device Group Commits
      • Module 4 – Templates
        • Template Overview
        • Configure Templates
        • Commits
        • Overrides Commits
    • Day 2
      • Module 5 – Administrative Tools
        • Logging
        • Reporting
        • Managing Devices
      • Module 6 – Log Collection
        • Log Collector
        • Collector Groups
        • Distributed Data Collection
        • Installation and Configuration
      • Module 7 – Deployment Recommendation
        • High Availability
        • Export Configuration
        • Tips and Tricks
        • Best Practices

    Prerequisites:

    This course is in no way associated with Palo Alto Networks, Inc.

    Comments

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