Most current image encryption algorithms encrypt plain images directly into meaningless
cipher images. Visually, a few of them are vulnerable to illegal attacks on a few sharing …

Millions of confidential images are transmitted every day by people through the multimedia
systems of the internet. Such confidential information in the images may be belong to the …

Digital communication often uses non-verbal ways to transmit important information. Such
as; images, symbols, and different textures. At the time of the wavelet transform, a specific …

This paper introduces an approach which can be discriminated between normal images and
images containing hidden information. After applying one scale 2D Haar Wavelet Transform …

In this paper, a combination of spatial domain as well as transformation domain with the aid
of chaotic sequences is used to propose an efficient steganography scheme for color …

Information security is very important, especially in technology and information exchange.
This information will likely be spread to irresponsible parties in the file transfer process using …

In this work, a robust steganography framework to hide a color image into a stereo images is
proposed. The embedding algorithm is performed via Discrete Cosine Transform (DCT) and …

With the rapid development of computer and network technology, a lot of information is
transmitted through the computer and network, but there are lots of online digital image …