[cryptography] urandom vs random
ben at links.org
Sat Aug 17 12:50:25 EDT 2013
On 17 August 2013 10:09, Jeffrey Walton <noloader at gmail.com> wrote:
> On Sat, Aug 17, 2013 at 7:46 AM, Ben Laurie <ben at links.org> wrote:
> > ...
> > Also, if there are other sources, why are they not being fed in to the
> > system PRNG?
> Linux 3.x kernels decided to stop using IRQ interrupts (removal of the
> IRQF_SAMPLE_RANDOM flag, without an alternative to gather entropy).
> "[PATCH 17/17] random: final removal of IRQF_SAMPLE_RANDOM,"
I haven't studied the Linux PRNG, but my casual understanding is it does
not deal well with useless input. This is obviously a defect.
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the cryptography