[107216] in Cypherpunks
Re: Bernie Baby
daemon@ATHENA.MIT.EDU (Paul H. Merrill)
Tue Jan 5 20:26:11 1999
Date: Tue, 05 Jan 1999 20:09:15 -0500
From: "Paul H. Merrill" <PaulMerrill@acm.org>
To: Sunder <sunder@brainlink.com>
Cc: cypherpunks@Algebra.COM
Reply-To: "Paul H. Merrill" <PaulMerrill@acm.org>
Aye, and that is the sort of thing that I meant when I asserted its
validity as a topic and by " 'meaningful' results".
PHM
Sunder wrote:
>
> Not if you use an encryptor that stores information about the file to which a
> block belongs to and the block number. Sure, you lose some of the bytes for
> each block, but it's safer.
>
> i.e. have the fist 12 bytes of each sector contain:
> [4] inode number
> [4] this is block number
> [4] timestamp (incase multiple copies are found.)
>
> That way the recovery dude only has to look at the first 12 bytes to link the
> files together. Of course you must have some way of dealing with empty
> sectors, possibly zapping the 1st 12 bytes so that the recovery dude doesn't
> charge you for recovering empty space.
>
> "Paul H. Merrill" wrote:
> >
> > Anonymous wrote:
> > >
> > > >>>>> Bloody Gorefest <wrath@eudoramail.com> writes:
> > >
> > > > We are here to discuss crypto and security related stuff, if you
> > > > don't know that yet. Here, we aren't even REMOTELY related to SCSI
> > > > disk failures and hardware problems.
> > >
> > > ROTFL!
> > >
> > > And C'punk's usual discussion topics -- firearms, compulsory school,
> > > Jeffersonian politics, automotive flame throwers, warmed-over
> > > Microsoft jokes, Clinton's cigar, baby names, and porn sites -- are
> > > *more* relevant than SCSI HD failures?!
> > >
> > > Give me a break.
> > >
> > > --
> > > CesspoolMonger
> >
> > On top of which, cryptography and its effects on disk recovery is a real
> > issue. On the one hand, if the disk needs to be sent out for recovery
> > there are the issues regarding Some Stranger being paid to root through
> > your bits and bytes barefoot. On the other hand, having "meaningful"
> > results to find when said Stranger is recovering those bits and bytes
> > makes his work simpler.
> >
> > PHM
>
> --
> ---------------------------- Kaos Keraunos Kybernetos -------------------
> + ^ + Sunder "The real aim of current policy is to /|\
> \|/ sunder@sunder.net ensure the continued effectiveness of /\|/\
> <--*--> ALLOW FREE EXPORT OF US information warfare assets against \/|\/
> /|\ STRONG CRYPTOGRAPHY! individuals,businesses and governments \|/
> + v + PROTEST WASSENAAR!!! in Europe and elsewhere" -- Ross Anderson
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