Digital steganography has a long history, starting to be developed in the 90s until now. The
main aspects of early steganography are security, imperceptibility, and payload. Security is …

The development of information technology has led to a significant increase in the share of
multimedia traffic in data networks. This has necessitated to solve the following information …

Peak signal to noise ratio (PSNR) and structural index similarity (SSIM) are two measuring
tools that are widely used in image quality assessment. Especially in the steganography …

Steganography is the science and art of covert communication. Conversely, steganalysis is
the study of uncovering the steganographic process. The evolution of steganography has …

Due to rapid growth of digital communication attributed to advancement of Internet
technologies, at every time instant huge amount of multimedia information is created and …

In this paper, a new hyperchaotic system without an equilibrium point is proposed and
analyzed. A novel steganography technique is advanced by combining the hyperchaotic …

In this paper, an image steganographic technique based on Integer Wavelet Transform
(IWT) is proposed. The cover image is transformed using IWT to suppress the secret …

With the development of Internet and multimedia development, digital image steganography
is becoming more extensive in transmitting data with high capacity and security. Although …

Images are messages that can be kept secret, so security measures are needed.
Techniques that can be used are cryptography and steganography. Steganography can be …

In the steganographic picture, it remains a challenging problem to determine the best place
for inserting the hidden message with a minimum distortion of the host medium. However …