As we all know security is needed when we want to send data over any medium so this
requires a secure medium to send data. That's why steganography comes in mind whose …

To protect your secret information from the intruders it is necessary to convert information
into unidentified form. So it is impossible to get your original information for intruders. So …

This article proposes a very high capacity steganography technique using differencing and
substitution mechanisms. It divides the image into non-overlapped 3 * 3 3× 3 pixel blocks …

In the era of information, secret communication is one of the most important issues in today's
communication systems. The development of digital communication with data secrecy …

To provide higher embedding capacity without sacrificing the imperceptibility, a novel
steganographic technique based on nine-pixel differencing with modified Least Significant …

Abstract" Steganography” is a Greek origin word which means “hidden writing”.
Steganography word is classified into two parts: Steganos which means “secret or …

As the internet has become the medium for transferring the sensitive information, the security
of the transferred message has become the utmost priority. Image steganography has …

Presently, the evolution massive of the internet gives more attention, play important role in
the field of communication, and transfer messages. Nowadays, hiding sensitive or secret …

Abstract Background/Objectives: This paper presents a steganographic method by
calculating the pixel value differences along seven directions using nine-pixel blocks …

In this paper three image steganography methods with variable rate of embedding are
proposed. In the first method, called two neighbor method the two neighboring pixels such …