rngd(8) on Linux
The text 3cb2912cf2c9, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
Check and feed random data from an entropy source (e.g. hardware RNG device) to an entropy sink (e.g. kernel entropy pool)
Flags it lists
-
--background -
--foreground -
--help -
--hrng -
--rng-quality -
--timeout -
--version -
-? -
-Q -
-V -
-b -
-f