[16318] in cryptography@c2.net mail archive
Re: Printers betray document secrets
daemon@ATHENA.MIT.EDU (Ian Grigg)
Thu Oct 21 11:57:44 2004
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Tue, 19 Oct 2004 21:14:50 +0100
From: Ian Grigg <iang@systemics.com>
To: "R.A. Hettinga" <rah@shipwright.com>
Cc: cypherpunks@al-qaeda.net, cryptography@metzdowd.com
In-Reply-To: <p061104d3bd9a08e62dca@[66.149.49.5]>
R.A. Hettinga wrote:
> <http://news.bbc.co.uk/2/low/technology/3753886.stm>
> US scientists have discovered that every desktop printer has a signature
> style that it invisibly leaves on all the documents it produces.
I don't think this is new - I'm pretty sure it was
published about 6 or 7 years back as a technique.
iang
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