[Cryptography] The Crypto Pi

Clemens Ladisch clemens at ladisch.de
Wed Jan 14 03:34:49 EST 2015

Bakul Shah wrote:
> On linux/pi the h/w RNG is available under /dev/hwrng.
> /dev/random is their standard "cryptographic pseudo RNG".  It
> seems to be extremely slow (80 bits/second) or broken or has
> the wrong default settings.

The rngd daemon is responsible for checking the hwrng output and using
it to fill /dev/random up.  In theory, every distribution for the Pi
ought to configure it automatically.


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