Internet of things is surrounding us. Is it secure? Or does its security stand on (deemed) invisibility? SDR (Software-defined radio) and GNU Radio can answer these questions. In this presentation, we will play some modern wireless devices. They have similar protocols, and none of them encrypts its traffic.

We will show how easy it is to find them using SDR and proprietary chipsets, and how to sniff/intercept/fuzz these devices using a small python script and GNU Radio.

As an example we will …