Information security is essential to an effective and safe e-government. The objective of e-
governments is to provide services accessible to an entire region at a reasonable cost and …

During the last decades there has been a tremendous and potential growth in the area of
digital media such as text, 2D image, 3D object, audio and video because of their efficient …

This survey presents a brief discussion of different aspects of digital image watermarking.
Included in the present discussion are these general concepts: major characteristics of …

ABSTRACT E-governmental applications have to find a solution for efficient and effective
mechanism for authenticating and signing official documents. We propose and implement a …

Protecting electronic documents, especially those containing sensitive data, is a major
challenge in an open web. The data security industry has long struggled to manage the …

Watermarking techniques, for four media data-video, image, audio, and text are interpreted
as DWvideo, DWimage, DWaudio and DWtext respectively in DWM techniques respectively …

Nowadays, digital media has become basic need of people just like they need paper media.
Since the technology has enhanced so digital media requires assurance while moving …

Digital Watermarking (DWM) is a recent technology used to strengthen the security of many
applications in different fields. It is a signal which is permanently visible or invisible …

Digital image watermarking is a fascinating area of research as they protect multimedia
information from unauthorized access. It has become very important in our Internet …

With the remarkable progress of information and communication technology (ICT), a lot of
digital information is quickly and easily being created, distributed and transmitted over the …