Build a Simple Firewall Using Python: A Practical Guide for Beginners
Build a Simple Firewall Using Python: A Practical Guide for Beginners In the modern digital world, cybersecurity is more important than ever. As networks and devices grow increasingly connected, the need for protection against threats becomes essential. One fundamental tool in the cybersecurity arsenal is the firewall . In this article, we will explore how to build a basic software firewall using Python — one of the most accessible and powerful programming languages available today. What Is a Firewall? A firewall is a network security system that monitors and controls incoming and outgoing traffic based on predefined security rules. It acts as a barrier between a trusted internal network and untrusted external networks, such as the Internet. There are two types of firewalls: hardware and software. While hardware firewalls are built into physical devices, software firewalls are programs that run on computers or servers to inspect traffic at the application level. Why Use Pyth...