Data encryption aims to protect the confidentiality of data at storage, during transmission, or
while in processing. However, it is not always the optimum choice as attackers know the …

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

This paper presents a literature review of image steganography techniques in the spatial
domain for last 5 years. The research community has already done lots of noteworthy …

Due to the significant advancement of the Internet of Things (IoT) in the healthcare sector,
the security, and the integrity of the medical data became big challenges for healthcare …

This paper proposes a secure surveillance framework for Internet of things (IoT) systems by
intelligent integration of video summarization and image encryption. First, an efficient video …

This paper presents a chaotic encryption-based blind digital image watermarking technique
applicable to both grayscale and color images. Discrete cosine transform (DCT) is used …

The existing reversible data hiding (RDH) methods based on improved pixel value ordering
(IPVO) use only a small portion of the pixels (eg, at most six pixels) in a block for embedding …

Multimedia communication is revolutionizing all major spheres of human life. The advent of
IoT and its applications in many fields like sensing, healthcare and industry, result …

Over the past few decades, the art of secretly embedding and communicating digital data
has gained enormous attention because of the technological development in both digital …

Many hybrid and multimodal biometric recognition techniques have been presented to
provide secure and authentic systems, incorporating both soft and hard biometric schemes …