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This paper presents a novel reversible data hiding (RDH) algorithm for gray-scaled images, in which the prediction-error of prediction error (PPE) of a pixel is used to carry the secret data. In the proposed method, the pixels to be…

Multimedia · Computer Science 2016-09-26 Han-Zhou Wu , Hong-Xia Wang , Yun-Qing Shi

Among various methods of reversible data hiding (RDH) in JPEG images, the consideration in designing is only the image quality, but the image quality and the file size expansion are equally important in JPEG images. Based on this situation,…

Multimedia · Computer Science 2021-10-19 Zhaoxia Yin , Yuan Ji , Bin Luo

In the paper "Robust reversible data hiding scheme based on two-layer embedding strategy" published in INS recently, Kumar et al. proposed a robust reversible data hiding (RRDH) scheme based on two-layer embedding. Secret data was embedded…

Multimedia · Computer Science 2022-01-25 Wen Yin , Longfei Ke , Zhaoxia Yin , Jin Tang , Bin Luo

This paper presents a reversible data hiding in encrypted image (RDHEI), which divides image into non-overlapping blocks. In each block, central pixel of the block is considered as leader pixel and others as follower ones. The prediction…

Image and Video Processing · Electrical Eng. & Systems 2020-11-17 Ammar Mohammadi , Mansor Nakhkash

The conventional reversible data hiding (RDH) algorithms often consider the host as a whole to embed a secret payload. In order to achieve satisfactory rate-distortion performance, the secret bits are embedded into the noise-like component…

Multimedia · Computer Science 2021-10-08 Hanzhou Wu , Wei Wang , Jing Dong , Hongxia Wang

Considering the prospects of public key embedding (PKE) mechanism in active forensics on the integrity or identity of ciphertext for distributed deep learning security, two reversible data hiding in encrypted domain (RDH-ED) algorithms with…

Cryptography and Security · Computer Science 2022-09-01 Yan Ke , Minqing Zhang , Xinpeng Zhang , Yiliang Han , Jia Liu

Reversible data hiding (RDH) is one special type of information hiding, by which the host sequence as well as the embedded data can be both restored from the marked sequence without loss. Beside media annotation and integrity…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Dongdong Hou , Weiming Zhang , Jiayang Liu , Siyan Zhou , Dongdong Chen , Nenghai Yu

Reversible Data Hiding (RDH) is a practical and efficient technique for information encryption. Among its methods, the Pixel-Value Ordering (PVO) algorithm and its variants primarily modify prediction errors to embed information. However,…

Cryptography and Security · Computer Science 2026-01-21 Yusen Zhang , Haoyun Xu , Jingwen Li

As a branch of reversible data hiding (RDH), reversible data hiding in JEPG is particularly important. Because JPEG images are widely used, it is great significance to study reversible data hiding algorithm for JEPG images. The existing…

Multimedia · Computer Science 2020-11-11 Zhaoxia Yin , Hongnian Guo , Yang Du

Reversible data hiding continues to attract significant attention in recent years. In particular, an increasing number of authors focus on the higher significant bit (HSB) plane of an image which can yield more redundant space. On the other…

Cryptography and Security · Computer Science 2022-06-17 Fuhu Wu , Jian Sun , Shun Zhang , Zhili Chen , Hong Zhong

Reversible Data Hiding in Encrypted Domain (RDHED) is an innovative method that can keep cover information secret and allows the data hider to insert additional information into it. This article presents a novel data hiding technique in an…

Cryptography and Security · Computer Science 2022-12-27 Asad Malik , Aeyan Ashraf , Hanzhou Wu , Minoru Kuribayashi

With the rapid advancements in information technology, reversible data hiding over encrypted images (RDH-EI) has become essential for secure image management in cloud services. However, existing RDH-EI schemes often suffer from high…

Cryptography and Security · Computer Science 2025-02-18 Jianhui Zou , Weijia Cao , Shuang Yi , Yifeng Zheng , Zhongyun Hua

With the popularization of digital information technology, the reversible data hiding in encrypted images (RDHEI) has gradually become the research hotspot of privacy protection in cloud storage. As a technology which can embed additional…

Multimedia · Computer Science 2021-10-11 Wenjing Ma , Youqing Wu , Zhaoxia Yin

Ensuring the trustworthiness of data from distributed and resource-constrained environments, such as Wireless Sensor Networks or IoT devices, is critical. Existing Reversible Data Hiding (RDH) methods for scalar data suffer from low…

Cryptography and Security · Computer Science 2026-02-23 David Megias

This letter proposes an improved CNN predictor (ICNNP) for reversible data hiding (RDH) in images, which consists of a feature extraction module, a pixel prediction module, and a complexity prediction module. Due to predicting the…

Multimedia · Computer Science 2023-01-05 Yingqiang Qiu , Wanli Peng , Xiaodan Lin , Huanqiang Zeng , Zhenxing Qian

Code mapping (CM) is an efficient technique for reversible data hiding (RDH) in JPEG images, which embeds data by constructing a mapping relationship between the used and unused codes in the JPEG bitstream. This study presents a new…

Multimedia · Computer Science 2022-07-19 Yang Du , Zhaoxia Yin

This work proposes an improved reversible data hiding scheme in encrypted images using parametric binary tree labeling(IPBTL-RDHEI), which takes advantage of the spatial correlation in the entire original image but not in small image blocks…

Multimedia · Computer Science 2021-10-19 Youqing Wu , Youzhi Xiang , Yutang Guo , Jin Tang , Zhaoxia Yin

For a required payload, the existing reversible data hiding (RDH) methods always expect to reduce the embedding distortion as much as possible, such as by utilizing a well-designed predictor, taking into account the carrier-content…

Multimedia · Computer Science 2021-10-08 Hanzhou Wu

With the fast development of natural language processing, recent advances in information hiding focus on covertly embedding secret information into texts. These algorithms either modify a given cover text or directly generate a text…

Cryptography and Security · Computer Science 2022-08-04 Xiaoyan Zheng , Yurun Fang , Hanzhou Wu

The paper proposes a method to secure the Compressive Sensing (CS) streams. It consists in protecting part of the measurements by a secret key and inserting the code into the rest. The secret key is generated via a cryptographically secure…

Cryptography and Security · Computer Science 2025-05-30 Cristina-Elena Popa , Cristian Damian , Daniela Coltuc