[19799] in cryptography@c2.net mail archive
Re: thoughts on one time pads
daemon@ATHENA.MIT.EDU (Dave Howe)
Tue Jan 31 11:08:41 2006
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Sat, 28 Jan 2006 17:40:12 +0000
From: Dave Howe <DaveHowe@gmx.co.uk>
To: cryptography@metzdowd.com
In-Reply-To: <E1F2kS1-0001xC-00@medusa01.cs.auckland.ac.nz>
Peter Gutmann wrote:
> For no adequately explored reason I've tried various ways of physically
> destroying CDs:
>
> - Hammer on hard surface: Leaves lots of little fragments, generally still stuck
> together by the protective coating.
>
> - Roasting over an open fire: Produces a Salvador Dali effect until they catch
> fire, then huge amounts of toxic smoke ("fulfilling our carbon tax quota"
> was one comment) and equally toxic-looking residue.
>
> - Propane torch: Melts them without producing combustion products.
>
> - Skilsaw: Melts them together at the cutting point, rest undamaged.
>
> - Axe: Like skilsaw but without the melting effect.
>
> - Using the propane torch and hammer to try and drop-forge a crude double-
> density CD: Messy.
you tried just scraping the data carrier paint off with a knife?
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