1993-10-19 - Canon copier engine

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From: Eric Blossom <eb@srlr14.sr.hp.com>
To: peb@PROCASE.COM
Message Hash: f6aa3f9d30fda5dda80830bffe1f880c06923ba51e343a2ce7edbef6ac9911fe
Message ID: <9310192154.AA22886@srlr14.sr.hp.com>
Reply To: <9310191742.AA03546@banff.procase.com>
UTC Datetime: 1993-10-19 21:57:36 UTC
Raw Date: Tue, 19 Oct 93 14:57:36 PDT

Raw message

From: Eric Blossom <eb@srlr14.sr.hp.com>
Date: Tue, 19 Oct 93 14:57:36 PDT
To: peb@PROCASE.COM
Subject: Canon copier engine
In-Reply-To: <9310191742.AA03546@banff.procase.com>
Message-ID: <9310192154.AA22886@srlr14.sr.hp.com>
MIME-Version: 1.0
Content-Type: text/plain


> Steganographic signatures.  Similarly, signatures are being put into
> explosives  (although they are somewhat traceable already) by using 
> various mixtures of trace elements.

I believe that they also use small (microscopic) color coded chips of
plastic.  There is an OTA report on this topic with a name something
like "Taggants in Explosives".  I believe that the report is about 10
years old.






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