Messages in this thread |  | | | From | (H. Peter Anvin) | | Subject | Re: knfsd and system crashes | | Date | 26 Nov 1997 03:24:54 GMT |
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Followup to: <m0xaV0b-0005FCC@lightning.swansea.linux.org.uk> By author: alan@lxorguk.ukuu.org.uk (Alan Cox) In newsgroup: linux.dev.kernel > > > This would seem to indicate i_version is a critical secret, > > perhaps something that should be generated from /dev/urandom > > and updated in a similar manner instead of the ++ in use now. > > Modern BSD systems use a host specific secret to perturb the handle >
I think the way to do this is to take an MD5 or SHA-1 of the relevant information plus a secret and make it a part of the file handle.
-hpa
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