Abstract Information security is a practice of encrypting data in movement and on hold,
improving discretion and integrity. One can protect, encrypt and decrypt critical data in …

For vacating-room-after-encryption reversible data hiding in encrypted images (VRAE
RDHEI), an essential problem is how to address potential errors in data extraction and …

To enable covert communication in the real world, robust steganography has attracted
widespread attention. In this paper, a novel DCT sign-based robust steganography with …

Regarding the issue of encrypted images in the channel attracting the attention of attackers
and making them vulnerable to attacks. This paper proposes a high-quality visual image …

The data embedding of vacating room after encryption reversible data hiding in encrypted
images (VRAE RDHEI) is performed on an encrypted image without redundancy and spatial …

Reversible data hiding in encrypted images can simultaneously enhance the image privacy
and preserve the message security for the purpose of covert communication and cloud data …

Redundant space transfer (RST) encryption can effectively enhance the security and
embedding capacity of reversible data hiding in encrypted images. To demonstrate the …

Privacy protection of electronic patient information (EPI) is a crucial concern in the
telemedicine applications, especially when it comes to communication between patients and …

Recently, data hiding techniques have flourished and addressed various challenges.
However, reversible data hiding for encrypted images (RDHEI) using vacating room after …

Medical images are visual representations of the functions of some of a patient's organs or
tissues that are used for diagnosis or disease detection. These images can be obtained …