Subject: Re: NFS file handles are guessable.
To: Warner Losh <imp@village.org>
From: Angelos D. Keromytis <angelos@AURORA.CIS.UPENN.EDU>
List: tech-security
Date: 03/09/1997 00:31:45
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In message <E0w3b6P-0007EQ-00@rover.village.org>, Warner Losh writes:
>
>Like packet arrival times on the NIC :-)  One would hope that you have
>a NIC if you have NFS...
>

Being a bit paranoid, i'll say that this is a factor that can be
influenced by an attacker (depending on the implementation specifics). One can
not depend on this alone as a source of randomness. It might be useful
for stirring the entropy pool every so often, but i'd be warry.
- -Angelos


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