English
Related papers

Related papers: An Image Encryption Scheme Based on Chaotic Logari…

200 papers

With the fast evolution of digital data exchange and increased usage of multi media images, it is essential to protect the confidential image data from unauthorized access. In natural images the values and position of the neighbouring…

Cryptography and Security · Computer Science 2012-02-23 S. Rakesh , Ajitkumar A Kaller , B. C. Shadakshari , B. Annappa

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…

Pattern Formation and Solitons · Physics 2023-04-11 Hayder Natiq , Animesh Roy , Santo Banerjee , A. P. Misra , N. A. A. Fataf

The need for medical image encryption is increasingly pronounced, for example to safeguard the privacy of the patients' medical imaging data. In this paper, a novel deep learning-based key generation network (DeepKeyGen) is proposed as a…

Cryptography and Security · Computer Science 2020-12-22 Yi Ding , Fuyuan Tan , Zhen Qin , Mingsheng Cao , Kim-Kwang Raymond Choo , Zhiguang Qin

In this paper an algorithm for multi-color image compression-encryption is introduced. For compression step fuzzy transform based on exponential b-spline function is used. In encryption step, a novel combination chaotic system based on Sine…

Cryptography and Security · Computer Science 2017-09-07 M. Zarebnia , R. Kianfar , R. Parvaz

We propose a new audio signal encryption scheme based on the chaotic H\'enon map. The scheme mainly comprises two phases: one is the preprocessing stage where the audio signal is transformed into a data by the lifting wavelet scheme and the…

Cryptography and Security · Computer Science 2017-12-19 Animesh Roy , A. P. Misra

We propose a hybrid technique for image encryption which employs the concept of carrier image and SCAN patterns generated by SCAN methodology. Although it involves existing method like SCAN methodology, the novelty of the work lies in…

Cryptography and Security · Computer Science 2010-03-08 Panduranga H. T , Naveen Kumar S. K

Fairly recently, a new encryption scheme for audio data encryption has been proposed by Naskar, P.K., et al. The cryptosystem is based on substitution-permutation encryption structure using DNA encoding at the substitution stage, in which…

Cryptography and Security · Computer Science 2021-06-21 Imad El Hanouti , Hakim El Fadili

In this paper, we propose an image encryption algorithm based on the chaos, substitution boxes, nonlinear transformation in Galois field and Latin square. Initially, the dynamic S boxes are generated using Fisher Yates shuffle method and…

Cryptography and Security · Computer Science 2017-09-25 Musheer Ahmad , Akshay Chopra

There are some good combinatorial structures suitable for image encryption. In this study, a new chaotic image encryption algorithm based on transversals in a Latin square is proposed. By means of an n-transversal of a Latin square, we can…

Cryptography and Security · Computer Science 2022-11-23 Honglian Shen , Xiuling Shan , Zihong Tian

In Present era, information security is of utmost concern and encryption is one of the alternatives to ensure security. Chaos based cryptography has brought a secure and efficient way to meet the challenges of secure multimedia transmission…

Cryptography and Security · Computer Science 2014-10-29 Swaleha Saeed , M Sarosh Umar , M Athar Ali , Musheer Ahmad

Since John von Neumann suggested utilizing Logistic map as a random number generator in 1947, a great number of encryption schemes based on Logistic map and/or its variants have been proposed. This paper re-evaluates the security of an…

Cryptography and Security · Computer Science 2016-10-03 Yuansheng Liu , Hua Fan , Eric Yong Xie , Ge Cheng , Chengqing Li

Information security is one of the most challenging problems in today's technological world. In order to secure the transmission of secret data over the public network (Internet), various schemes have been presented over the last decade.…

Multimedia · Computer Science 2016-01-08 Khan Muhammad , Jamil Ahmad , Muhammad Sajjad , Muhammad Zubair

In recent years, several encryption algorithms have been proposed to protect digital images from cryptographic attacks. These encryption algorithms typically use a relatively small key space and therefore, provide safe, especially if they…

Cryptography and Security · Computer Science 2012-09-24 Ahmed Bashir Abugharsa , Abd Samad Bin Hasan Basari , Hamida Almangush

This paper proposed several methods to transplant the compound chaotic image encryption scheme with permutation based on 3D baker into image formats as Joint Photographic Experts Group (JPEG) and Graphics Interchange Format (GIF). The new…

Cryptography and Security · Computer Science 2012-08-07 Shiyu Ji , Xiaojun Tong , Miao Zhang

In this paper, after reviewing the main points of Haar wavelet transform and chaotic trigonometric maps, we introduce a new perspective of Haar wavelet transform. The essential idea of the paper is given linearity properties of the scaling…

Cryptography and Security · Computer Science 2016-04-11 Sodeif Ahadpour , Yaser Sadra

Image steganography is the art of concealing secret information in images in a way that is imperceptible to unauthorized parties. Recent advances show that is possible to use a fixed neural network (FNN) for secret embedding and extraction.…

Cryptography and Security · Computer Science 2023-09-19 Zicong Luo , Sheng Li , Guobiao Li , Zhenxing Qian , Xinpeng Zhang

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…

Multimedia · Computer Science 2014-10-14 Soumendu Chakraborty , Anand Singh Jalal , Charul Bhatnagar

With the widespread adoption of deep neural networks (DNNs), protecting intellectual property and detecting unauthorized tampering of models have become pressing challenges. Recently, Perceptual hashing has emerged as an effective approach…

Cryptography and Security · Computer Science 2025-11-03 Kunming Yang , Ling Chen

In "extreme" computational imaging that collects extremely undersampled or noisy measurements, obtaining an accurate image within a reasonable computing time is challenging. Incorporating image mapping convolutional neural networks (CNN)…

Machine Learning · Statistics 2023-08-31 Il Yong Chun , Jeffrey A. Fessler

In this paper, we propose a model protection method for convolutional neural networks (CNNs) with a secret key so that authorized users get a high classification accuracy, and unauthorized users get a low classification accuracy. The…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 MaungMaung AprilPyone , Hitoshi Kiya
‹ Prev 1 4 5 6 7 8 10 Next ›