Digital BW, The Print

This is the general approach that DigiMarc uses to embed a watermark that is
invisible to the viewer. It is probably the most well-known way to track
images across the web, if you want to pay the yearly sub and also subscribe
to their image-spider system.

Jim


On 1/5/06 1:32 PM, "DigitalBlackandWhiteThePrint@yahoogroups.com"
<DigitalBlackandWhiteThePrint@yahoogroups.com> wrote:

> Subject: Re: OT:  Copyright protection of images on a webpage
> 
> If you really want to hide some info within the images, you might want
> to take a look through the links on this page:
> 
> http://www.jjtc.com/Steganography/
> 
> You might be able to hide a small mount of data consisting of the
> copyright info. Then if you found an image where it wasn't supposed to
> be, you might be able to prove it was yours.