Messages in this thread | | | Date | Thu, 6 Feb 2014 17:21:51 -0500 | Subject | Re: [PATCH,RFC] random: collect cpu randomness | From | Dave Taht <> |
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On Thu, Feb 6, 2014 at 5:20 PM, Kees Cook <kees@outflux.net> wrote: > Hi Jörn, > > On Sun, Feb 02, 2014 at 03:36:17PM -0500, Jörn Engel wrote: >> Collects entropy from random behaviour all modern cpus exhibit. The >> scheduler and slab allocator are instrumented for this purpose. How >> much randomness can be gathered is clearly hardware-dependent and hard >> to estimate. Therefore the entropy estimate is zero, but random bits >> still get mixed into the pools. > > Have you seen this work from PaX Team? > > http://grsecurity.net/pipermail/grsecurity/2012-July/001093.html > > See http://grsecurity.net/test/grsecurity-3.0-3.13.1-201402052349.patch > and search for PAX_LATENT_ENTROPY.
The hardware rng world just got easier with the "hashlet".
https://plus.google.com/u/0/107942175615993706558/posts/4iq6W524SxL
Kernel driver wanted...
> -Kees > > -- > Kees Cook @outflux.net
-- Dave Täht
Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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