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相关论文: Image Encryption via Data-Identified Discrete Chao…

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Security of multimedia data is a major concern due to its widespread transmission over various communication channels. Hence design and study of good image encryption schemes has become a major research topic. During the last few decades,…

密码学与安全 · 计算机科学 2018-09-27 Pratyusa Mukherjee , Krishnendu Rarhi , Abhishek Bhattacharya

In this work, a new 4-D hyperchaotic system for image encryption is proposed and its effectiveness is demonstrated by incorporating it into an existing Elliptic Curve Cryptography (ECC) mapping scheme. The proposed system is considered…

密码学与安全 · 计算机科学 2024-11-27 Yehia Lalili , Toufik Bouden , Morad Grimes , Abderrazek Lachouri

Nowadays, the chaotic cryptosystems are gaining more attention due to their efficiency, the assurance of robustness and high sensitivity corresponding to initial conditions. In literature, on one hand there are many encryption algorithms…

密码学与安全 · 计算机科学 2020-06-23 Temadher Alassiry Al-Maadeed , Iqtadar Hussain , Amir Anees , M. T. Mustafa

We live in a data-driven era that involves the generation, collection and processing of a massive amount of data. This data often contains valuable intellectual property and sensitive user information that must be safeguarded. There is a…

密码学与安全 · 计算机科学 2023-06-13 Nivedita Shrivastava , Smruti R. Sarangi

Recently, a novel image encryption scheme based on improved hyperchaotic sequences was proposed. A pseudo-random number sequence, generated by a hyper-chaos system, is used to determine two involved encryption functions, bitwise exclusive…

密码学与安全 · 计算机科学 2016-09-27 Chengqing Li , Yuansheng Liu , Tao Xie , Michael Z. Q. Chen

In this paper, a word based chaotic image encryption scheme for gray images is proposed, that can be used in both synchronous and self-synchronous modes. The encryption scheme operates in a finite field where we have also analyzed its…

密码学与安全 · 计算机科学 2020-04-06 Amir Daneshgar , Behrooz Khadem

A dynamic SBox using a chaotic map is a cryptography technique that changes the SBox during encryption based on iterations of a chaotic map, adding an extra layer of confusion and security to symmetric encryption algorithms like AES. The…

密码学与安全 · 计算机科学 2023-10-11 Kashif Ishaq , Khwaja Ahmad Hassan , Yahya Tauqeer Bhatti

Chaotic cryptography is based on the properties of chaos as source of entropy. Many different schemes have been proposed to take advantage of those properties and to design new strategies to encrypt information. However, the right and…

密码学与安全 · 计算机科学 2008-11-13 David Arroyo , Gonzalo Alvarez , Veronica Fernandez

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

Recently, an image encryption scheme based on a compound chaotic sequence was proposed. In this paper, the security of the scheme is studied and the following problems are found: (1) a differential chosen-plaintext attack can break the…

密码学与安全 · 计算机科学 2009-12-21 Chengqing Li , Shujun Li , Guanrong Chen , Wolfgang A. Halang

Line map, an invertible, two-dimensional chaotic encryption algorithm was introduced recently. In this paper, we propose several weaknesses of the method based on standard cryptanalytic attacks. We perform a side-channel attack by observing…

混沌动力学 · 物理学 2008-01-12 Nikhil Balaji , Nithin Nagaraj

Recently, a chaotic cryptographic scheme based on composition maps was proposed. This paper studies the security of the scheme and reports the following findings: 1) the scheme can be broken by a differential attack with…

密码学与安全 · 计算机科学 2015-05-13 Chengqing Li , David Arroyo , Kwok-Tung Lo

This paper investigates and analyzes the dynamics of the two-dimensional Duffing map. Multistability behavior has been observed from the system numerically. Such behavior, especially the coexistence of chaotic and periodic attractors, is…

斑图形成与孤子 · 物理学 2023-04-11 Hayder Natiq , Animesh Roy , Santo Banerjee , A. P. Misra , N. A. A. Fataf

Neural network inference typically operates on raw input data, increasing the risk of exposure during preprocessing and inference. Moreover, neural architectures lack efficient built-in mechanisms for directly authenticating input data.…

密码学与安全 · 计算机科学 2025-06-04 Peter David Fagan

In this paper, a simple and robust color image encryption algorithm based on high-dimensional chaotic maps is proposed. The algorithm employs a 3D Arnold transform to perform inter-component shuffling of plain-image, while a 2D…

密码学与安全 · 计算机科学 2014-03-20 Musheer Ahmad , Hamed D Al-Sharari

Recently, an image encryption scheme based on chaotic standard and logistic maps was proposed by Patidar et al. It was later reported by Rhouma et al. that an equivalent secret key can be reconstructed with only one known/chosen-plaintext…

密码学与安全 · 计算机科学 2009-12-21 Chengqing Li , Shujun Li , Kwok-Tung Lo

Haar wavelet is one of the best mathematical tools in image cryptography and analysis. Because of the specific structure, this wavelet has the ability which is combined with other mathematical tools such as chaotic maps. The rational order…

密码学与安全 · 计算机科学 2017-01-16 Sodeif Ahadpour , Yaser Sadra , Meisam Sadeghi

Optical chaos is a topic of current research characterized by high-dimensional nonlinearity which is attributed to the delay-induced dynamics, high bandwidth and easy modular implementation of optical feedback. In light of these facts,…

光学 · 物理学 2011-03-01 S. Banerjee , L. Rondoni , S. Mukhopadhyay , A. P. Misra

Conventional techniques for compression and encryption are frequently laborious and resource-intensive, rendering them inappropriate for real-time applications. A plethora of research has been presented in the current literature to address…

密码学与安全 · 计算机科学 2026-05-19 Shiladitya Bhattacharjee , Subha Bhattacharya , Arnab Chatterjee , Sulabh Bansal , Saurabh Shukla

Chaotic maps are very important for establishing chaos-based image encryption systems. This paper introduces a coupling chaotic system based on a certain unit transform, which can combine any two 1D chaotic maps to generate a new one with…

密码学与安全 · 计算机科学 2019-09-19 Guozhen Hu , Baobin Li