[nycbug-talk] Protecting a CD

Bob Ippolito bob
Fri Jun 25 12:43:31 EDT 2004

On Jun 25, 2004, at 12:39 PM, marco at metm.org wrote:

> On Fri, Jun 25, 2004 at 12:27:02PM -0400, Bob Ippolito wrote:
>> Another is since TMTOWTDI with regard to HTML/XML, you can really get
>> away with a lot.  Meaningless tags, whitespace, &codes;, etc.
> When the watermarking is actually in the content, as in the example I
> provided, it is impossible to strip with a pdf2html type application.
> Delivery in any format would require human work to remove the 
> misspelled
> 'watermarks', and if you are publishing in multiple formats, again the
> same watermarks remain.
> I was always intrigued by this example which is why I mentioned it.

It is definitely a particularly robust watermarking scheme for text in 
that it's independent of the media, but it noticeably degrades the 

-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 2357 bytes
Desc: not available
Url : http://lists.nycbug.org/pipermail/talk/attachments/20040625/c180eb67/attachment.bin 

More information about the talk mailing list