Aria Tech Blog

Thoughts on software, systems, and open source.

Getting started with Linux networking

March 12, 2024

An introduction to network namespaces, routing tables, and iptables for developers who want to understand how traffic flows through a Linux system.

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Why I moved my blog to a VPS

January 5, 2024

After years of shared hosting, I finally made the move to a self-hosted VPS. Here is what I learned about nginx, certbot, and keeping things simple.

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Understanding TLS certificates

November 20, 2023

A practical guide to Let's Encrypt, certificate renewal, and how HTTPS actually works under the hood.

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