Identity protection is an indispensable feature of any information security system. An identity
can exist in the form of digitally written signatures, biometric information, logos, etc. It serves …

Currently, most transactions and exchanges are conducted through the Internet thanks to
technological tools, running the risk of the falsification and distortion of information. This is …

This paper proposes an efficient multi-level encryption scheme for stereoscopic medical
images based on coupled chaotic systems and Otsu threshold segmentation. In our method …

Video watermarking embeds a message into a cover video in an imperceptible manner,
which can be retrieved even if the video undergoes certain modifications or distortions …

To solve the problem of robustness of encrypted medical image watermarking algorithms, a
zero watermarking algorithm based on the discrete cosine transform (DCT) and an improved …

The robust reversible watermarking (RRW) requires high robustness and capacity on the
condition of reversibility and imperceptibility, which still remains a big challenge nowadays …

Drone technology, also known as Unmanned Aerial Vehicles (UAVs), has advanced rapidly
in the last decade owing to the huge number of users. This approach has an immense …

This paper proposes a new robust watermarking method for securing color medical images,
where the proposed method relies on combining Slant, Singular Value Decomposition …

Protecting digital data, especially digital images, from unauthorized access and malicious
activities is crucial in today's digital era. This paper introduces a novel approach to enhance …

Digital watermarking can be used to ensure the authenticity and copyright protection of
images. In watermarking balancing the trade-offs between its features is an important issue …