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This paper investigates a secure blind watermarking scheme. The main idea of the scheme not only protects the watermark information but also the embedding positions. To achieve a higher level of security, we propose a sub key generation…

Cryptography and Security · Computer Science 2017-09-01 Lei Chen , Shihong Wang

The robust coding of natural images and the effective compression of encrypted images have been studied individually in recent years. However, little work has been done in the robust coding of encrypted images. The existing results in these…

Cryptography and Security · Computer Science 2016-01-22 Yushu Zhang , Kwok-Wo Wong , Leo Yu Zhang , Di Xiao

With the rapid advancements in digital imaging systems and networking, low-cost hand-held image capture devices equipped with network connectivity are becoming ubiquitous. This ease of digital image capture and sharing is also accompanied…

Multimedia · Computer Science 2019-06-20 Vinay Verma , Nikita Agarwal , Nitin Khanna

Single photons provide excellent quantum information carriers, but current schemes for preparing, processing and measuring them are inefficient. For example, down-conversion provides heralded, but randomly timed single photons, while…

Quantum Physics · Physics 2012-02-07 N. K. Langford , S. Ramelow , R. Prevedel , W. J. Munro , G. J. Milburn , A. Zeilinger

Given the security concerns of Internet of Things (IoT) networks and limited computational resources of IoT devices, this paper presents RNA-TransCrypt, a novel image encryption scheme that is not only highly secure but also efficient and…

Cryptography and Security · Computer Science 2024-01-10 Muhammad Shahbaz Khan , Jawad Ahmad , Ahmed Al-Dubai , Baraq Ghaleb , Nikolaos Pitropakis , William J. Buchanan

Recently, an image encryption scheme based on chaotic standard and logistic maps was proposed. This paper studies the security of the scheme and shows that it can be broken with only one chosen-plaintext. Some other security defects of the…

Cryptography and Security · Computer Science 2009-07-07 Chengqing Li , Shujun Li , Kwok-Tung Lo

Recently, a RGB image encryption algorithm based on DNA encoding and chaos map has been proposed. It was reported that the encryption algorithm can be broken with four pairs of chosen plain-images and the corresponding cipher-images. This…

Cryptography and Security · Computer Science 2014-03-05 Yuansheng Liu

Medical image encryption could aid in preserving patient privacy. In this article, we provide a chaotic system-based medical picture encryption method. The diffusion and permutation architecture was used. The permutation based on plain…

Cryptography and Security · Computer Science 2024-06-13 Dr Chandra Sekhar Sanaboina , Tejaswini Yadla

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

Color and structure are the two pillars that construct an image. Usually, the structure is well expressed through a rich spectrum of colors, allowing objects in an image to be recognized by neural networks. However, under extreme…

Computer Vision and Pattern Recognition · Computer Science 2021-05-12 Yunzhong Hou , Liang Zheng , Stephen Gould

JPEG images can be further compressed to enhance the storage and transmission of large-scale image datasets. Existing learned lossless compressors for RGB images cannot be well transferred to JPEG images due to the distinguishing…

Image and Video Processing · Electrical Eng. & Systems 2023-03-09 Jixiang Luo , Shaohui Li , Wenrui Dai , Chenglin Li , Junni Zou , Hongkai Xiong

The rise of digital medical imaging, like MRI and CT, demands strong encryption to protect patient data in telemedicine and cloud storage. Chaotic systems are popular for image encryption due to their sensitivity and unique characteristics,…

Cryptography and Security · Computer Science 2025-10-14 Junhua Zhou , Quanjun Li , Weixuan Li , Guang Yu , Yihua Shao , Yihang Dong , Mengqian Wang , Zimeng Li , Changwei Gong , Xuhang Chen

An adaptive quantum image encryption method based on wavelet transform is designed. Since the characteristic of most information is centralized in the low frequency part after performing the wavelet transform, it reserves the image low…

Quantum Physics · Physics 2019-01-24 Jian Wang , Yacong Geng , Jiqiang Liu

Image colorization is a challenging problem due to multi-modal uncertainty and high ill-posedness. Directly training a deep neural network usually leads to incorrect semantic colors and low color richness. While transformer-based methods…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Xiaoyang Kang , Tao Yang , Wenqi Ouyang , Peiran Ren , Lingzhi Li , Xuansong Xie

Deep learning based image compression has gained a lot of momentum in recent times. To enable a method that is suitable for image compression and subsequently extended to video compression, we propose a novel deep learning model…

Image and Video Processing · Electrical Eng. & Systems 2024-01-31 Srivatsa Prativadibhayankaram , Thomas Richter , Heiko Sparenberg , Siegfried Fößel

In this work, we propose a data-driven image encryption framework that identifies chaotic maps directly from data using the SINDy-PI algorithm. Unlike conventional encryption schemes relying on predefined maps, our method learns the full…

Cryptography and Security · Computer Science 2026-05-26 Wenyuan Li , Xiao-Yun Wang , Zhigang Zhu , Xiaofeng Zhang , Li Zhang

Object detection in images has reached unprecedented performances. The state-of-the-art methods rely on deep architectures that extract salient features and predict bounding boxes enclosing the objects of interest. These methods essentially…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Benjamin Deguerre , Clement Chatelain , Gilles Gasso

The growing potential of modern communications needs the use of secure means to protect information from unauthorized access and use during transmission. In general, encryption a message using cryptography techniques and then hidden a…

Cryptography and Security · Computer Science 2021-01-05 Sana Haimour , Mohammad Rasmi AL-Mousa , Rashiq R. Marie

We propose and demonstrate a computational imaging technique that uses structured illumination based on a two-dimensional discrete cosine transform to perform imaging with a single-pixel detector. A scene is illuminated by a projector with…

Optics · Physics 2020-02-17 Bao-Lei Liu , Zhao-Hua Yang , Ling-An Wu

A new grayscale-based block scrambling image encryption scheme is presented to enhance the security of Encryption-then-Compression (EtC) systems, which are used to securely transmit images through an untrusted channel provider. The proposed…

Cryptography and Security · Computer Science 2018-12-18 Warit Sirichotedumrong , Tatsuya Chuman , Hitoshi Kiya
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