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1993-06-01 - Crypto anarchy in a VW? (not the bug)

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From: Eric Hughes <hughes@soda.berkeley.edu>
To: cypherpunks@toad.com
Message Hash: 5004193faf66fd4b8e2778bc561ae446cc5d4a20b2653e9ce270a2898b6ad633
Message ID: <9306012042.AA27310@soda.berkeley.edu>
Reply To: <Pine.3.03.9306011501.A4936-b100000@rtfm>
UTC Datetime: 1993-06-01 20:09:11 UTC
Raw Date: Tue, 1 Jun 93 13:09:11 PDT

Raw message

From: Eric Hughes <hughes@soda.berkeley.edu>
Date: Tue, 1 Jun 93 13:09:11 PDT
To: cypherpunks@toad.com
Subject: Crypto anarchy in a VW? (not the bug)
In-Reply-To: <Pine.3.03.9306011501.A4936-b100000@rtfm>
Message-ID: <9306012042.AA27310@soda.berkeley.edu>
MIME-Version: 1.0
Content-Type: text/plain


>>  You can't do hard
>> disk encryption in software on the host CPU.  

>Well thanks for the advice, but you fergot to mention why...

Performance.  Look at how long it take to do encryption via software
and how long by hardware.  Consider that a Unix box can do other
processor tasks while the disk is stepping.

Re: EPROM as key

A fragile device makes privacy for hackers only.  General privacy will
require something significantly more physically robust.

Eric

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