Due to exponential growth of digital world the online data is also drastically increasing. This
multimedia data may contain text, video, audio, and images. After the Covid-19 pandemic …

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 …

This paper proposes a hybrid Enhanced Chimp-Harris Hawks Optimization Algorithm (ECH
3 OA) that combines both enhanced Chimp Optimization algorithm (ChOA) and Harris …

With the frequent cyberattacks and the rapid growth of image data volume, compressive
sensing based image encryption algorithms have been widely studied. However, the …

Colour images have been widely used in many aspects of life; however, copyright violation
issues related to these images motivate research efforts. This paper aims to develop an …

Copyright violation issues have a growing impact on applications of the digital era,
especially images. It is not easy to guarantee the copyright protection of essential …

Digital watermarking of images is an essential method for copyright protection and image
security. This paper presents an innovative, robust watermarking system for color images …

Watermarking is a technique for protecting multimedia data, mainly images, from malicious
attacks by adding a signature into these images. Traditional watermarking techniques …

With the proliferation of the use of the Internet and social media, the digital media industry
has grown enormously in recent years. However, this has brought some challenges …

For meeting the higher demands of color image ownership protection in the fifth-generation
(5 G) communication network, a blind watermarking algorithm based on specific component …