> I'm just interested in how it all works under the hood. Learn everything there is to learn about the Tillitis TKey. It's the most open-source software and ha

> I'm just interested in how it all works under the hood. Learn everything there is to learn about the Tillitis TKey. It's the most open-source software and hardware USB security token there is. It is FPGA-based, and contains a tiny RISC-V core. Full disclosure: I'm involved in the project.