Steganography is the art and science of hidden (or covered) communication. In digital
steganography, the bits of image, video, audio and text files are tweaked to represent the …

The digital content exchange on the Internet is associated with information security risks.
Hiding data in digital images is a promising direction in data protection and is an alternative …

Background and motivation: Lung computed tomography (CT) techniques are high-
resolution and are well adopted in the intensive care unit (ICU) for COVID-19 disease …

The COVID-19 pandemic has imposed new challenges on the healthcare industry as
hospital staff are exposed to a massive coronavirus load when registering new patients …

The spectacular progress of technology related to the information and communication arena
throughout the past epoch made the internet a powerful media for faster communication of …

Adult content images have a detrimental effect on Internet users, a significant number of
whom are minors. Therefore, it is essential to control and detecting adult content images …

For secure communication in a distributed cooperation, generally, the data are encrypted
and decrypted using a symmetric key. The process of creating, distributing, storing …

Support vector machines are supervised learning models which are capable of classifying
data and measuring regression by means of a learning algorithm. If data are linearly …

JPEG steganalysis is a technique for detecting the existence of secret information hidden in
JPEG images. At present, JPEG steganalysis based on residual images has been widely …

An electronic voting system aims to cast and record votes of the legitimate voters while
providing an adequate level of security in the way the votes are cast. These require …