看板FB_security
標 題Re: Collecting entropy from device_attach() times.
發信站NCTU CS FreeBSD Server (Sat Sep 22 09:20:32 2012)
轉信站ptt!csnews.cs.nctu!news.cs.nctu!FreeBSD.cs.nctu!freebsd.org!owner-free
RW <
[email protected]> writes:
> They key will therefore *accumulate* entropy across multiple reseeds.
Forgot to address this. By definition, there can never be more entropy
in Yarrow than the key size. So it *does* throw away entropy in the
sense that if it accumulated, say, 900 bits of entropy pre-boot (to pick
one of the numbers Pawel cited), 650 of them are wasted.
DES
--=20
Dag-Erling Sm=C3=B8rgrav -
[email protected]
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