https://www.tindie.com/products/ubldit/truerng-hardware-random-number-generator/ https://www.tindie.com/products/ubldit/truerng-hardware-rand... But I'll give

https://www.tindie.com/products/ubldit/truerng-hardware-random-number-generator/ https://www.tindie.com/products/ubldit/truerng-hardware-rand... But I'll give two cautions: 1. This device has received less auditing than linux's software crypto. And some HWRNGs are quite bad: https://news.ycombinator.com/item?id=6060636 https://news.ycombinator.com/item?id=6060636 2. You don't really need that much randomness. After your machine has been on for a while and has seeded correctly, /dev/urandom is just as secure as /dev/random. Entropy is not gasoline - it does not disappear as you use it.