When setting up a new Linux server, one of the first things you’ll want to do is secure it by configuring a firewall. iptables, a powerful firewall tool available on most Linux distributions, is an excellent choice for managing traffic rules.

In this post, I’ll walk you through setting up some basic iptables configurations for a freshly deployed server. By the end, you’ll have a solid firewall to protect your services while keeping things simple.

# A Sysadmin blog

I was thinking for a couple months to start a blog on the internet. My idea is to share my daily experiences to my fellow sysadmins and network administrators.

I was looking for something simple and easy to maintain, since I don’t want to spend too much of my free time here.

# The tool

I found Hugo which is a static website generator that reads content written in Markdown and generates HTML files.