Create a Port Scanner using Bash
In this lab, you’ll practice building a port scanner using bash. When you’re finished, you’ll have the knowledge and skills necessary to build your own..
Terms and conditions apply.
Challenge
Getting Started in the Lab Environment
Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!
Challenge
Build a Simple Port Scanner with Bash
During this challenge, you will be instructed on how to build a basic port scanner using the bash shell scripting language. You’ll learn the basics of building the scanner and how to do so, then execute it and analyze the results.
Challenge
Build a Robust Port Scanner with Bash
During this challenge, you will build on top of the previous challenge. You’ll learn how to add more variables and options for building a scanner using bash, including how to scan multiple IP addresses and multiple ports with a terminal output.
Challenge
The Last Challenge
Welcome to the final challenge! This is your last chance to experiment in the environment. Clicking Finish Lab will end this little world that flittered into existence just for you.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.
Recommended prerequisites
- Basic Linux Knowledge