[Mimedefang] Image blocking idea

Kevin A. McGrail kmcgrail at pccc.com
Thu Apr 20 10:00:47 EDT 2006

I should have been clearer. I don't even believe they aren't even modifying
the image.  Indications are that they are simply truncating or adding random
bits to the file because even a slightly corrupted image is still displayed.

> I expect some ratware is already doing that.  You don't need a whole
> new graphic to defeat hashing; just adding random noise to the
> least-significant few bits of each pixel would work fine.

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