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Related papers: A security steganography scheme based on hdr image

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High dynamic range (HDR) imaging is a technique that allows an extensive dynamic range of exposures, which is important in image processing, computer graphics, and computer vision. In recent years, there has been a significant advancement…

Image and Video Processing · Electrical Eng. & Systems 2021-11-12 Lin Wang , Kuk-Jin Yoon

Steganography is an information hiding application which aims to hide secret data imperceptibly into a commonly used media. Unfortunately, the theoretical hiding asymptotical capacity of steganographic systems is not attained by algorithms…

Information Theory · Computer Science 2010-07-06 H. Rifà-Pous , J. Rifà , L. Ronquillo

In todays digital world, protecting sensitive data is very essential. Steganography hides the existence of secret data instead of its content, providing better security for multimedia communication. This paper proposes a new technique for…

Cryptography and Security · Computer Science 2025-12-10 Aman Kumar , Ankit Chaudhary

Authentication mechanisms are at the forefront of defending the world from various types of cybercrime. Steganography can serve as an authentication solution through the use of a digital signature embedded in a carrier object to ensure the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-07 Ching-Chun Chang

Steganography is the science of invisible communication. The purpose of Steganography is to maintain secret communication between two parties. The secret information can be concealed in content such as image, audio, or video. This paper…

Multimedia · Computer Science 2013-04-15 Hemalatha S , U Dinesh Acharya , Renuka A , Priya R. Kamath

Recently, a robust steganographic algorithm that achieves errorless robustness against JPEG recompression is proposed. The method evaluates the behavior of DCT coefficients after recompression using the local JPEG encoder to select robust…

Cryptography and Security · Computer Science 2023-06-28 Jimin Zhang , Xianfeng Zhao , Xiaolei He

Steganography embeds confidential data within seemingly innocuous communications. Provable security in steganography, a long-sought goal, has become feasible with deep generative models. However, existing methods face a critical trade-off…

Cryptography and Security · Computer Science 2025-03-26 Yaofei Wang , Gang Pei , Kejiang Chen , Jinyang Ding , Chao Pan , Weilong Pang , Donghui Hu , Weiming Zhang

With the explosive growth of internet and the fast communication techniques in recent years the security and the confidentiality of the sensitive data has become of prime and supreme importance and concern. To protect this data from…

Cryptography and Security · Computer Science 2012-07-04 Harshavardhan Kayarkar , Sugata Sanyal

Recent studies shows that the majority of existing deep steganalysis models have a large amount of redundancy, which leads to a huge waste of storage and computing resources. The existing model compression method cannot flexibly compress…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Shunquan Tan , Qiushi Li , Laiyuan Li , Bin Li , Jiwu Huang

Image steganography refers to the process of hiding information inside images. Steganalysis is the process of detecting a steganographic image. We introduce a steganalysis approach that uses an ensemble color space model to obtain a…

Image and Video Processing · Electrical Eng. & Systems 2021-06-18 Shreyank N Gowda , Chun Yuan

This paper presents a robust image encryption and key distribution framework that integrates an enhanced AES-128 algorithm with chaos theory and advanced steganographic techniques for dual-layer security. The encryption engine features a…

Cryptography and Security · Computer Science 2025-06-18 Md Rishadul Bayesh , Dabbrata Das , Md Ahadullah

Ghosting artifacts, motion blur, and low fidelity in highlight are the main challenges in High Dynamic Range (HDR) imaging from multiple Low Dynamic Range (LDR) images. These issues come from using the medium-exposed image as the reference…

Image and Video Processing · Electrical Eng. & Systems 2022-11-07 Wei Li , Shuai Xiao , Tianhong Dai , Shanxin Yuan , Tao Wang , Cheng Li , Fenglong Song

In this paper, a novel data-driven information hiding scheme called generative steganography by sampling (GSS) is proposed. Unlike in traditional modification-based steganography, in our method the stego image is directly sampled by a…

Multimedia · Computer Science 2019-07-23 Zhuo Zhang , Jia Liu , Yan Ke , Yu Lei , Jun Li , Minqing Zhang , Xiaoyuan Yang

We propose a novel holographic recording technique to improve the recording speed for holographic data storage (HDS). In this technique, holograms are recorded by scanning a digital micromirror device (DMD) that displays a data page with a…

Optics · Physics 2026-04-14 Shuhei Yoshida , Atsushi Fukumoto , Manabu Yamamoto

Recently, the field of steganography has experienced rapid developments based on deep learning (DL). DL based steganography distributes secret information over all the available bits of the cover image, thereby posing difficulties in using…

Multimedia · Computer Science 2021-12-10 Dahuin Jung , Ho Bae , Hyun-Soo Choi , Sungroh Yoon

Demonstrated for a digital image sensor based camera is a calibration target optimized method for finding the Camera Response Function (CRF). The proposed method uses localized known target zone pixel outputs spatial averaging and histogram…

Image and Video Processing · Electrical Eng. & Systems 2021-01-15 Nabeel A. Riza , Nazim Ashraf

This paper attempts to improve the quality and the modification rate of a Stego Image. The input image provided for estimating the quality of an image and the modified rate is a bitmap image. The threshold value is used as a parameter for…

Multimedia · Computer Science 2016-01-12 Sachin Mungmode , R. R. Sedamkar , Niranjan Kulkarni

Steganography is the art of hiding secret information in media such as image, audio and video. The purpose of steganography is to conceal the existence of the secret information in any given medium. This work aims at strengthening the…

Cryptography and Security · Computer Science 2012-06-13 P. Thiyagarajan , G. Aghila , V. Prasanna Venkatesan

Coverless steganography has been a great interest in recent years, since it is a technology that can absolutely resist the detection of steganalysis by not modifying the carriers. However, most existing coverless steganography algorithms…

Multimedia · Computer Science 2020-12-15 Laijin Meng , Xinghao Jiang , Zhenzhen Zhang , Zhaohong Li , Tanfeng Sun

By offering sophisticated services and centralizing a huge volume of personal data, modern smartphones changed the way we socialize, entertain and work. To this aim, they rely upon complex hardware/software frameworks leading to a number of…

Multimedia · Computer Science 2014-10-27 Wojciech Mazurczyk , Luca Caviglione
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