According to the optimization techniques examined in the past, the performance of Genetic
Algorithm (GA) based approaches are seen as a substandard technique compared to PSO …

In all forms of confidential communication, the most significant element is security.
Cryptography can be used to secure the information, but it discloses the presence of covert …

Embedding maximum information in a stego-image with minimum change in its appearance
has been a major concern in image-based steganography techniques. In this paper, utilizing …

Rapid advances in digital technology have facilitated us to transfer a huge amount of
electronic files over the internet. But in the presence of malicious attackers, the security, as …

Due to the fast advancement of internet and digital technology, secured transmission of data
over networks offers a great challenge. This problem of secrecy of information has long been …

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

Steganography is a form of technology utilised to safeguard secret data during
communication in addition to data repository. Numerous researchers have endeavoured to …

Internet is used for exchanging information. Sometimes it is needed to transmit confidential
data via internet. Here the authors use image steganography to pass confidential data within …

In this paper a Genetic Algorithm based steganographic technique in frequency domain
using discrete cosine transform has been proposed. A 2× 2 sub mask of the source image is …

Steganography is the art and a science of obscuring the presence of communication by
hiding content in electronic media and so obscuring the presence of communication from the …