In today's knowledge driven society and technology driven economy, when data is
considered to be one of the most important corporate resource of an organization, equally …

In this paper, a simple and robust watermarking algorithm is presented by using the third
and the fourth least significant bits (LSB) technique. The proposed algorithm is more robust …

The improvements in internet technologies and growing demands on online multimedia
businesses have made digital copyrighting as a major challenge for businesses that are …

We present an algorithm for fragile watermarking of color, or multi-channel, images either in
uncompressed format, in lossless compressed format, or in compressed format with locally …

In this paper an image authentication technique that embeds a binary watermark into a host
color image is proposed. In this scheme the colour image is first transformed from the RGB to …

The digitization has resulted in knowledge explosion in the modern technology-driven world
and has led to the encouragement and motivation for digitization of the intellectual artifact …

In modern times, the rapid growth of the Internet has made copyright protection of digital
contents a critical issue. A Digital Rights Management (DRM) system is aimed at protecting …

This paper presents a new algorithm for colour digital image watermarking. The 24 bits/pixel
RGB images are used and the watermark is placed on the green channel of the RGB image …

With the increasing use of internet and effortless copying, tempering and distribution of
digital data, copyright protection for multimedia data has become an important issue. Digital …

Résumé Depuis l'extraordinaire révolution technique de l'analogique vers le numérique à la
fin du 20, eme siècle, les documents numériques sont devenus de plus en plus utilisés à …