SQroot.eu


A personal blog about IT & life

Ando Roots

Security Engineer at Bigbank, hardware hacker, improviser, founder of improv.ee, and in a "it's complicated" relationship with coffee.

Outage Reports From Personal Homelab

Running a personal homelab means experiencing service outages. Here are some examples and what was learned from them.


"Shut It!" - An Arduino Door Alarm

We built a door alarm to combat "I forgot to lock the door" problem


Repurposing an Old Phone: Personal HUD Screen

Instead of throwing away old hardware, why not put it to good use as a digital "picture frame" on your wall?


Snarky Doorbell

I built a smart IoT doorbell for the office. Instead of "ding-dong", the doorbell expresses his snarky feelings with words.


DockerCon 17

Thoughts from DockerCon 17 Europe


God Knows Me

Apparently, followers of Him have mystic powers in determining facts about me


Girlfriend Puzzle

I built a small electronic puzzle for my girlfriend


Microcontrollers are Export Controlled

This item is export controlled by the United States government. By law, we are required to gather the following information from you as the importer.


Cards Against Improvisation

A horrible game for spontaneous actors


Military Starter Kit

A Backpack of Things One Might Need as a Soldier


Serving HTTPS Web Pages With Apache and Letsencrypt

A step-by-step tutorial on how to set up a web server with HTTPS support


Securing SSH Keys

Increasing key security by storing the private key on an encrypted USB drive


April Fools: Annoying Laughter Machine

Building a simple motion-activated April Fools prank


Beware - I'll Make Your Desk Vibrate

Using a 555 timer to build a time-delayed vibrator


Chat Room Statistical Analysis

Using programming and statistics to answer questions about chatting habits