The use of watermarks as a protection system is almost as old as papermaking. For hundreds of years, anyone who...
The Copyright Owner of a digital document needs, in order to obtain a fair remuneration for the information it produces, adequate technical means that allow the authentication of said information (this is also required by the user who enjoys it), as well as the tracking of illegally distributed copies.The use of watermarks as a protection system is almost as old as papermaking. For hundreds of years, anyone who owned or manufactured a valuable document or work of art marked it with an identification seal or watermark (visible or not), not only to establish its ownership, origin or authenticity, but to discourage those who might attempt to steal it.
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