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Exploring the hardware of Barracuda NG Firewall F100


Have you ever been so interested by an old piece of hardware that you've bought it even though you had no idea what you're going to do with it? That's exactly why I bought this firewall! I don't regret it because thanks to exploring it I've learned a lot and I hope you will too.

view of the Barracuda NG Firewall F100
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Installing Arch Linux on a desktop PC


What is Arch Linux? Why would you want to use it? How to install it along with a window manager or desktop environment? Those are the questions that I'll try to answer in this post.

screenshot of Arch Linux desktop installation
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NTP synchronised clocks with ESP32 and WS2812B LED matrix


I've never been quite happy with the digital clocks in my room because they drifted over time. So I've decided to fix that using a microcontroller capable of WiFi communication and RGB LEDs.

WS2812B LED matrix showing time
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