[Cryptography] Proper Entropy Source

[John-Mark Gurney]

John Denker via cryptography wrote this message on Wed, Jan 29, 2020 at 12:14 -0700:
>   There are some server-class boards out there that
>   lack a sound card, but that is a fixable problem.
>   Fixable at very low cost.

Nothing a $7-10 USB audio dongle can't fix + a line in crontab:
5       */3     *       *       *       root    dd if=/dev/dsp bs=4096 count=1 2>/dev/null | sha512 > /dev/random

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."