This repository contains our results and also the device code used to generate the random numbers across several devices. For a more complete explanation of the vulnerabilities and issues, check out our DEF CON 21 talk here:
https://www.youtube.com/watch?v=Zuqw0-jZh9Y
Or if you prefer, you can read all about the issue here:
https://labs.bishopfox.com/tech-blog/youre-doing-iot-rng
Click into the individual device folders' READMEs for details.