When digital images are shared over an open access network such as the internet,
facebook, WhatsApp, and other social media, then the security of these images are required …

In this paper, we present a novel scheme for enhancing the security of speech information in
communication systems. We build a hybridization of three approaches: Chaotic logistic and …

In this book, we have detailed our Image Watermarking Techniques which are proposed in
the literature. The first technique detailed in Chap. 1, is entitled Image Watermarking Using …

Digital speech copyright protection and forgery identification are the prevalent issues in our
advancing digital world. In speech forgery, voiced part of the speech signal is copied and …

This paper proposes two models for Automatic Speaker Identification (ASI) task in the
presence of interference. The first one uses the Normalized Pitch Frequency (NPF) and Mel …

The concept of Speech watermarking has risen to be an efficient and promising solution to
safeguard speech signals in today's world of swiftly advancing communication technologies …