[16775] in cryptography@c2.net mail archive
RE: Researchers Combat Terrorists by Rooting Out Hidden Messages
daemon@ATHENA.MIT.EDU (Alan)
Wed Feb 2 09:10:36 2005
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
From: Alan <alan@clueserver.org>
To: Steve Schear <s.schear@comcast.net>
Cc: Tyler Durden <camera_lumina@hotmail.com>, rah@shipwright.com,
cryptography@metzdowd.com, cypherpunks@al-qaeda.net,
osint@yahoogroups.com
In-Reply-To: <6.0.1.1.0.20050201231918.041b4640@mail.comcast.net>
Date: Wed, 02 Feb 2005 00:21:15 -0800
On Tue, 2005-02-01 at 23:21 -0800, Steve Schear wrote:
> At 02:07 PM 2/1/2005, Tyler Durden wrote:
>
> >Counter-stego detection.
> >
> >Seems to me a main tool will be a 2-D Fourier analysis...Stego will
> >certainly have a certain "thumbprint", depending on the algorithm. Are
> >there certain images that can hide stego more effectively? IN other words,
> >these images should have a lot of spectral energy in the same frequency
> >bands where Stego would normally show.
>
> Images that ideal for hiding secret messages using stego are those that by
> default contain stego with no particular hidden content. A sort of Crowds
> approach to stego.
If you really want to send secret messages, just send it in the chaff in
spam. Everyone is programmed to ignore it or filter it out.
--
"When a student reads in a math book that there are no absolutes,
suddenly every value he's been taught is destroyed. And the next thing
you know, the student turns to crime and drugs." - Mel Gabler - Censor
---------------------------------------------------------------------
The Cryptography Mailing List
Unsubscribe by sending "unsubscribe cryptography" to majordomo@metzdowd.com
