More amazing talks from day 3 for GRCon20, Im still working on the CTF but got stuck fairly quickly... I would still encourage everyone to take a look at the signals in GnuRadio, hopefully they will release solutions, not just the flag values but how they got to them! Schedule Full Conference Schedule 9/14 -… Continue reading GRCon20 Virtual Conference Day 3
The Virtual GRCon continues! The conference is in full swing, more and more people are becoming active in the conference chat and there has been a flurry of activity in the Capture The Flag Competition (CTF). The reason I went to my first GRCon was to learn from the hands-on workshops and to better understand… Continue reading GRCon20 Virtual Conference Day 2
GnuRadio Conference has gone virtual! Due to COVID-19 almost every conference is going virtual which gives many people the ability to attend that did not have the ability to before. While I miss being there in-person I believe this will have a huge benefit to the community in the long run, allowing new people to… Continue reading GRCon20 Virtual Conference Day 1
When I was moving houses a few months back I needed a second wifi router to connect several surveillance cameras to while we were not living in the new place. The problem was that during the pandemic I was not sure if a new wifi router would arrive on time. Thankfully I had a spare… Continue reading Raspberry Pi WiFi Router
While setting up an Unraid NAS Server for file storage and virtual machine hosting I found that the USB drive was not showing up in the UEFI BIOS Boot Priority drop downs. This was confusing because when I manually selected the boot with F12 the USB device showed up. I found a helpful reddit post… Continue reading Alienware USB Boot Priority
In a previous post, I went over how to set up powerlevel9k in your terminal using ZSH shell found below. https://teaandtechtime.com/its-over-9000-zsh-theme-installation/ But there is a new way of getting things done! PowerLevel10k is out and better than ever. The prompt is faster and the configuration is easier. A link to the new Github repo is… Continue reading Powerlevel10k Upgrade
Background When I moved to a new house this summer I wanted to get high-speed internet to my office now that COVID-19 has me working from home for the foreseeable future. The issue was that the wifi located in the living room had trouble reaching the upstairs office and I wanted to get the fastest… Continue reading MoCA 2.0 Adapter
Background A number of solutions to contact tracing using Bluetooth have been developed by the likes of Google and Apple and many others. This requires user devices to monitor the Bluetooth spectrum for potential contacts and record those contacts for a particular amount of time. The issue here is that other devices would be monitoring… Continue reading Contact Tracing using Location based Encryption
Basics While playing with a Matlab provided demo I discovered that it used the Live Script format as it did not look like a normal (.m) file. So I decided to look into the Matlab live scripts (.mlx) more to see if they were a viable format. The idea is that they work like Jupiter… Continue reading Matlab Live Scripts
Overview (TL;DR) Clone the FFT repo and have fun! CircuitPython_FFT Library If you have an edge badge or i2s mic and another badge that is CircuitPython capable clone the demo repo as well Edge-Badge Audio Spectrum demo repo My Experience with CircuitPython I have been playing with the Adafruit Circuit Python for a while now… Continue reading FFT CircuitPython Library
