Building a Port Scanner in 16 Lines of Code

Chris Doucette
3 min readDec 3, 2018

Introduction

Another great tool to learn how to make is a port scanner. These tools can be very useful to be able to identify opened ports on your hosts or firewalls that are not meant to be open. Building a port scanner can be very simple but allows for other features to be added. Today we will be building a simple port scanner in 20 lines of code. Lets get started!

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