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A rapidly increasing portion of internet traffic is dominated by requests from mobile devices with limited and metered bandwidth constraints. To satisfy these requests, it has become standard practice for websites to transmit small and…

计算机视觉与模式识别 · 计算机科学 2018-09-24 David Marwood , Pascal Massimino , Michele Covell , Shumeet Baluja

In the recent years, pixel-based perceptual algorithms have been successfully applied for privacy-preserving deep learning (DL) based applications. However, their security has been broken in subsequent works by demonstrating a…

密码学与安全 · 计算机科学 2022-04-08 Ijaz Ahmad , Seokjoo Shin

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…

多媒体 · 计算机科学 2021-10-19 Youqing Wu , Youzhi Xiang , Yutang Guo , Jin Tang , Zhaoxia Yin

This paper presents a new approach for hiding information in digital image in spatial domain. In this approach three bits of message is embedded in a pixel using Lucas number system but only one bit plane is allowed for alternation. The…

多媒体 · 计算机科学 2015-06-12 Fatema Akhter

Nowadays, multimedia forensics faces unprecedented challenges due to the rapid advancement of multimedia generation technology thereby making Image Manipulation Localization (IML) crucial in the pursuit of truth. The key to IML lies in…

计算机视觉与模式识别 · 计算机科学 2023-10-11 Xiaochen Ma , Jizhe Zhou , Xiong Xu , Zhuohang Jiang , Chi-Man Pun

In the recent world, security is a prime important issue, and encryption is one of the best alternative way to ensure security. More over, there are many image encryption schemes have been proposed, each one of them has its own strength and…

密码学与安全 · 计算机科学 2011-03-22 G. A. Sathishkumar , Dr. K. Bhoopathy bagan , Dr. N. Sriraam

Cybersecurity practices require effort to be maintained, and one weakness is a lack of awareness regarding potential attacks not only in the usage of machine learning models, but also in their development process. Previous studies have…

人机交互 · 计算机科学 2024-08-15 Devon A. Kelly , Sarah A. Flanery , Christiana Chamon

Cameras are integral components of many critical intelligent systems. However, a growing threat, known as Electromagnetic Signal Injection Attacks (ESIA), poses a significant risk to these systems, where ESIA enables attackers to remotely…

密码学与安全 · 计算机科学 2024-09-18 Denglin Kang , Youqian Zhang , Wai Cheong Tam , Eugene Y. Fu

Recently, a chaotic image encryption algorithm based on perceptron model was proposed. The present paper analyzes security of the algorithm and finds that the equivalent secret key can be reconstructed with only one pair of…

密码学与安全 · 计算机科学 2011-11-08 Yu Zhang , Chengqing Li , Qin Li , Dan Zhang , Shi Shu

This paper presents a novel and robust chaos-based cryptosystem for secure transmitted images and four other versions. In the proposed block encryption/decryption algorithm, a 2D chaotic map is used to shuffle the image pixel positions.…

密码学与安全 · 计算机科学 2015-03-03 Abir Awad

In this letter, as a proof of concept, we propose a deep learning-based approach to attack the chaos-based image encryption algorithm in \cite{guan2005chaos}. The proposed method first projects the chaos-based encrypted images into the…

机器学习 · 计算机科学 2019-07-30 Chen He , Kan Ming , Yongwei Wang , Z. Jane Wang

Random transformations are typically good at "scrambling" information. Specifically, in the quantum setting, scrambling usually refers to the process of mapping most initial pure product states under a unitary transformation to states which…

量子物理 · 物理学 2013-07-04 Winton Brown , Omar Fawzi

Quantum information scrambling has emerged as a powerful tool for studying the dynamics of chaotic quantum many-body systems, assessing benchmarking protocols, and even investigating exotic black hole models. During quantum information…

量子物理 · 物理学 2025-12-02 Kiran Adhikari

To provide an added security level most of the existing reversible as well as irreversible image steganography schemes emphasize on encrypting the secret image (payload) before embedding it to the cover image. The complexity of encryption…

多媒体 · 计算机科学 2014-10-14 Soumendu Chakraborty , Anand Singh Jalal , Charul Bhatnagar

Instantaneous measurements of non-local observables between space-like separated regions can be performed without violating causality. This feat relies on the use of entanglement. Here we propose novel protocols for this task and the…

量子物理 · 物理学 2015-05-20 Salman Beigi , Robert Koenig

Due to the widespread of advanced digital imaging devices, forgery of digital images became more serious attack patterns. In this attack scenario, the attacker tries to manipulate the digital image to conceal some meaningful information of…

密码学与安全 · 计算机科学 2021-10-20 Ahmed M. Nagm , Mohamed Torky , Mohammed Mahmoud Abo Ghazala , Hosam Eldin Fawzan Sayed

Steganography is the art of hiding the fact that communication is taking place, by hiding information in other information. Many different carrier file formats can be used, but digital images are the most popular because of their frequency…

密码学与安全 · 计算机科学 2008-08-12 H. B. Bahar , Ali Aboutalebi

Image Steganography is a thriving research area of information security where secret data is embedded in images to hide its existence while getting the minimum possible statistical detectability. This paper proposes a novel magic least…

多媒体 · 计算机科学 2015-06-09 Khan Muhammad , Muhammad Sajjad , Irfan Mehmood , Seungmin Rho , Sung Wook Baik

Image steganalysis, which aims at detecting secret information concealed within images, has become a critical countermeasure for assessing the security of steganography methods, especially the emerging invertible image hiding approaches.…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Hao Wang , Yiming Yao , Yaguang Xie , Tong Qiao , Zhidong Zhao

We now advocate a novel physical layer security solution that is unique to our previously proposed GPSM scheme with the aid of the proposed antenna scrambling. The novelty and contribution of our paper lies in three aspects: 1/ principle:…

信息论 · 计算机科学 2017-06-09 Rong Zhang , Lie-Liang Yang , Lajos Hanzo