[Cryptography] RNG design principles

Ralf Senderek crypto at senderek.ie
Sun Nov 27 08:11:08 EST 2016

On Sat, 26 Nov 2016, John Denker wrote:

> This is a multi-piece puzzle.  Having one critical piece in place
> increases the motivation to come up with the remaining pieces.


When my grub starts the boot process:
       Nov 27 11:28:03 ext.senderek.ie kernel: Linux version 4.8.8-300.fc25.x86_64

it takes a whooping six seconds until
       Nov 27 11:28:09 lap.senderek.ie kernel: random: crng init done

the kernel completes the initialisation of the random number engine.
Everything done before that point whould have to deal with a lack
of entropy. So it's important to shift this event down as much as


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