A usual way for content protection of digital libraries is to use digital watermarks and a DRM-
based access-control environment. These methods, however, have limitations. Digital …

In this article we propose content based retrieval techniques as means of improving the key
management used for digital watermark monitoring. In particular, we show how keys for …

Conventional digital libraries utilize access control and digital watermarking techniques to
protect their digital content. These methods, however, have drawbacks. First, after passing …

Hidden copyright marks have been proposed as a solution for solving the illegal copying
and proof of ownership problems in the context of multimedia objects. We show that the first …

Purpose–The purpose of this paper is to show how digital watermarking can be applied to
assist and improve cryptography‐based digital rights management (DRM) systems by …

The prospect of consumer digital versatile disks (DVD) recorders highlights the challenge of
protecting copyrighted video content from piracy. Digital watermarking can be used as part …

The issue addressed in this work is the design and implementation of a robust watermarking
method enhanced with an image registration scheme. The method is integrated into the …

Access over ownership | Computers in Libraries skip to main content ACM Digital Library home
ACM home Google, Inc. (search) Advanced Search Browse About Sign in Register Advanced …

Digital watermarking systems represent a solution to the ever increasing need for copyright
protection of multimedia data. However, this technology is still in its infancy, and no standard …

The advent of the Web, electronic commerce and the creation of electronic distribution
channels for multimedia content have brought new challenges regarding the protection of …