Introduction to Firewalls - 2 Hour Beginner Crash Course

Learn firewall fundamentals with clear lectures and diagrams. This video course covers all the basics of firewalls.

   Watch Promo

"Great course. Very clear and easy to understand. The instructor's expertise was evident, and they presented the material in an engaging manner." -Marco

"This is a great course explaining and detailing the concepts of firewalls in an easy and understandable manner especially those with no background in IT can find it extremely helpful!!" -Teddy


Do you need to understand the fundamentals of Firewalls? Have you found that many training resources use complex technical jargon that makes it difficult to understand the basic concepts?

If you need to get a basic understanding of Firewalls quickly and clearly, this is the course for you.

This course addresses the following topics:

  • What is an access list and how does it relate to a network firewall?
  • Next Generation Layer-7 Firewalls
  • Differentiate between Stateful and Stateless Firewalls
  • NAT basics
  • Using firewalls for network segmentation with VLANs and microsegmentation
  • How to write common firewall rules
  • Using Intrusion Detection and Intrusion Prevention systems
  • Cloud security tools that can be used to thwart common attacks
  • See Firewall concepts demonstrated on the Windows Firewall
  • Understand the role of Firewalls for DDoS mitigation
  • Learn common design patterns like Zero Trust, Defense in Depth, Simplicity and Automation, and more

I have taught hundreds of thousands of students across a variety of platforms, and I think anyone who needs to understand Firewalls will love this course. Most lectures in this course are 5 - 10 minutes long.

If you need the basics of Firewalls, this course will give you a strong foundation, and is the ideal starting point.

Your Instructor


Rick Crisci
Rick Crisci

I am the owner of TrainerTests, and an official certified trainer for VMware and AWS.

I have delivered thousands of hours of official live training to my students, and I love teaching people new skills.

I am the founder of TrainerTests, which provides video training unlike any other company. I believe in using high quality illustrations and animations to simply complex concepts. in my courses you will get the technical depth that you need, with a focus on making sure that you completely understand the underlying concepts.

I have over 200,000 students across a variety of platforms, with multiple top-rated and best selling courses.


Course Curriculum


  Introduction
Available in days
days after you enroll

Frequently Asked Questions


When does the course start and finish?
The course starts now and never ends! It is a completely self-paced online course - you decide when you start and when you finish.
How long do I have access to the course?
How does lifetime access sound? After enrolling, you have unlimited access to this course for as long as you like - across any and all devices you own.
What if I am unhappy with the course?
We would never want you to be unhappy! If you are unsatisfied with your purchase, contact us in the first 30 days and we will give you a full refund.

Get started now!