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相关论文: Secure Reversible Data Hiding in Encrypted Images …

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While the existing vacating room before encryption (VRBE) based schemes can achieve decent embedding rate, the payloads of the existing vacating room after encryption (VRAE) based schemes are relatively low. To address this issue, this…

多媒体 · 计算机科学 2022-01-07 Yingqiang Qiu , Qichao Ying , Yuyan Yang , Huanqiang Zeng , Sheng Li , Zhenxing Qian

Reversible data hiding in encrypted domain (RDH-ED) has received tremendous attention from the research community because data can be embedded into cover media without exposing it to the third party data hider and the cover media can be…

多媒体 · 计算机科学 2019-11-19 Zhaoxia Yin , Na Xu , Feng Wang

Reversible data hiding (RDH) has been extensively studied in the field of information security. In our previous work [1], an explicit implementation approaching the rate-distortion bound of RDH has been proposed. However, there are two…

信息论 · 计算机科学 2023-07-18 Na Wang , Chuan Qin , Sian-Jheng Lin

In traditional reversible data hiding (RDH) methods, researchers pay attention to enlarge the embedding capacity (EC) and to reduce the embedding distortion (ED). Recently, a completely novel RDH algorithm was developed to embed secret data…

多媒体 · 计算机科学 2019-08-19 Erdun Gao , Zhibin Pan , Xinyi Gao

This paper investigates the security vulnerabilities of adversarial-example-based image encryption by executing data reconstruction (DR) attacks on encrypted images. A representative image encryption method is the adversarial visual…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Jonggyu Jang , Hyeonsu Lyu , Seongjin Hwang , Hyun Jong Yang

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…

多媒体 · 计算机科学 2022-01-25 Wen Yin , Longfei Ke , Zhaoxia Yin , Jin Tang , Bin Luo

Image hiding is the study of techniques for covert storage and transmission, which embeds a secret image into a container image and generates stego image to make it similar in appearance to a normal image. However, existing image hiding…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Lang Huang , Lin Huo , Zheng Gan , Xinrong He

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…

计算机视觉与模式识别 · 计算机科学 2018-11-08 Dongdong Hou , Weiming Zhang , Jiayang Liu , Siyan Zhou , Dongdong Chen , Nenghai Yu

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…

密码学与安全 · 计算机科学 2022-09-01 Yan Ke , Minqing Zhang , Xinpeng Zhang , Yiliang Han , Jia Liu

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,…

多媒体 · 计算机科学 2021-10-19 Zhaoxia Yin , Yuan Ji , Bin Luo

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…

多媒体 · 计算机科学 2016-09-26 Han-Zhou Wu , Hong-Xia Wang , Yun-Qing Shi

Data in mobile cloud environment are mainly transmitted via wireless noisy channels, which may result in transmission errors with a high probability due to its unreliable connectivity. For video transmission, unreliable connectivity may…

多媒体 · 计算机科学 2018-04-04 Yanli Chen , Hongxia Wang , Hanzhou Wu , Yi Chen , Asad Malik

Secret sharing is a new alternative for outsourcing data in a secure way.It avoids the need for time consuming encryption decryption process and also the complexity involved in key management.The data must also be protected from untrusted…

密码学与安全 · 计算机科学 2015-02-27 V. P. Binu , A. Sreekumar

Reversible data hiding in encrypted images is an effective technology for data hiding and protecting image privacy. Although there are many high-capacity methods have been presented in recent year, most of them need a pre-processing phase…

密码学与安全 · 计算机科学 2021-12-21 Lin Chen , Jianzhu Lu , Junguang Huang , Huiping Hu , Jiali Peng

This paper presents a recursive hiding scheme for 2 out of 3 secret sharing. In recursive hiding of secrets, the user encodes additional information about smaller secrets in the shares of a larger secret without an expansion in the size of…

密码学与安全 · 计算机科学 2009-02-17 Abhishek Parakh , Subhash Kak

Reversible data hiding (RDH) is desirable in applications where both the hidden message and the cover medium need to be recovered without loss. Among many RDH approaches is prediction-error expansion (PEE), containing two steps: i)…

图像与视频处理 · 电气工程与系统科学 2018-02-21 Qi Chang , Gene Cheung , Yao Zhao , Xiaolong Li , Rongrong Ni

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…

多媒体 · 计算机科学 2021-10-08 Hanzhou Wu , Wei Wang , Jing Dong , Hongxia Wang

As a new generation of digital media for covert transmission, three-dimension (3D) mesh models are frequently used and distributed on the network. Facing the huge massive of network data, it is urgent to study a method to protect and store…

多媒体 · 计算机科学 2022-12-20 Wanli Lv , Lulu Cheng , Zhaoxia Yin

In this paper, we propose a novel content based-image retrieval scheme allowing the mixed use of encrypted and plain images for the first time. In the proposed scheme, images are encrypted by a block-scrambling method developed for…

图像与视频处理 · 电气工程与系统科学 2020-11-03 Kenta Iida , Hitoshi Kiya

The rising need of secret image sharing with high security has led to much advancement in lucrative exchange of important images which contain vital and confidential information. Multi secret image sharing system (MSIS) is an efficient and…

密码学与安全 · 计算机科学 2017-10-27 Karthik Reddy , Tejas K , Swathi C , Ashok K , Rajesh Kumar M