The growth of networked multimedia systems has created a need for the copyright protection
of digital images. Copyright protection involves the authentication of image ownership and …

Digital image manipulation software is now readily available on personal computers. It is
therefore very simple to tamper with any image and make it available to others. Insuring …

Research in digital watermarking has progressed along two paths. While new watermarking
technologies are being developed, some researchers are also investigating different ways of …

A watermark is all invisible mark placed on an image that can only be detected when the
image is compared with the original. This mark is designed to identify both the source of a …

Digital watermarking has been proposed as the means for copyright protection of multimedia
data. Many of existing watermarking schemes focused on the robust means to mark an …

Digital watermarks have been proposed in recent literature as the means for copyright
protection of multimedia data. In this paper we address the capability of invisible …

Digital watermarking is a labeling technique for digital images which embeds a code into the
digital data so the data are marked. Watermarking techniques previously developed deal …

This paper surveys recent advances in watermarking techniques in digital images. The aim
of digital watermarking is to include subliminal information in multimedia information to …

Digital watermarks offer a way to counter copyright piracy on the global network. We
summarize the fundamental concepts of watermarking and describe a general framework for …

In this paper we describe a general framework for image copyright protection through digital
watermarking. In particular we present the main features of an efficient watermarking …