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Image steganography is a technique of hiding secret information inside another image, so that the secret is not visible to human eyes and can be recovered when needed. Most of the existing image steganography methods have low hiding…

计算机视觉与模式识别 · 计算机科学 2023-11-29 Hang Yang , Yitian Xu , Xuhua Liu , Xiaodong Ma

Whereas traditional cryptography encrypts a secret message into an unintelligible form, steganography conceals that communication is taking place by encoding a secret message into a cover signal. Language is a particularly pragmatic cover…

计算与语言 · 计算机科学 2019-09-05 Zachary M. Ziegler , Yuntian Deng , Alexander M. Rush

Whereas cryptography easily arouses attacks by means of encrypting a secret message into a suspicious form, steganography is advantageous for its resilience to attacks by concealing the message in an innocent-looking cover signal. Minimal…

密码学与安全 · 计算机科学 2022-10-27 Kejiang Chen , Hang Zhou , Yaofei Wang , Menghan Li , Weiming Zhang , Nenghai Yu

LSB method is one of the well-known steganography methods which hides the message bits into the least significant bit of pixel values. This method changes the statistical information of images, which causes to have an unsecured channel. To…

多媒体 · 计算机科学 2017-09-21 Kazem Qazanfari , Reza Safabaksh

For the last several years, the embedding of hidden information by steganographic techniques in network communications is increasingly used by attackers in order to obscure data infiltration, exfiltration or command and control in IT…

密码学与安全 · 计算机科学 2024-06-28 Tom Neubert , Bjarne Peuker , Laura Buxhoidt , Eric Schueler , Claus Vielhauer

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…

信息论 · 计算机科学 2010-07-06 H. Rifà-Pous , J. Rifà , L. Ronquillo

The shortage of annotated medical images is one of the biggest challenges in the field of medical image computing. Without a sufficient number of training samples, deep learning based models are very likely to suffer from over-fitting…

图像与视频处理 · 电气工程与系统科学 2021-01-14 Xiaocong Chen , Yun Li , Lina Yao , Ehsan Adeli , Yu Zhang

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…

多媒体 · 计算机科学 2013-04-15 Hemalatha S , U Dinesh Acharya , Renuka A , Priya R. Kamath

Conventional adversarial defenses reduce classification accuracy whether or not a model is under attacks. Moreover, most of image processing based defenses are defeated due to the problem of obfuscated gradients. In this paper, we propose a…

机器学习 · 计算机科学 2020-05-19 MaungMaung AprilPyone , Hitoshi Kiya

Hiding information in network traffic may lead to leakage of confidential information. In this paper we introduce a new steganographic system: the PadSteg (Padding Steganography). To authors' best knowledge it is the first information…

密码学与安全 · 计算机科学 2010-07-06 Bartosz Jankowski , Wojciech Mazurczyk , Krzysztof Szczypiorski

Steganography is technique of hiding a data under cover media using different steganography tools. Image steganography is hiding of data (Text/Image/Audio/Video) under a cover as Image. This review paper presents classification of image…

密码学与安全 · 计算机科学 2025-08-28 Ms. Preeti P. Bhatt , Rakesh R. Savant

We propose a novel architecture which is able to automatically anonymize faces in images while retaining the original data distribution. We ensure total anonymization of all faces in an image by generating images exclusively on privacy-safe…

计算机视觉与模式识别 · 计算机科学 2019-09-11 Håkon Hukkelås , Rudolf Mester , Frank Lindseth

Generative steganography is the process of hiding secret messages in generated images instead of cover images. Existing studies on generative steganography use GAN or Flow models to obtain high hiding message capacity and anti-detection…

计算机视觉与模式识别 · 计算机科学 2023-05-31 Daegyu Kim , Chaehun Shin , Jooyoung Choi , Dahuin Jung , Sungroh Yoon

Generative steganography (GS) is an emerging technique that generates stego images directly from secret data. Various GS methods based on GANs or Flow have been developed recently. However, existing GAN-based GS methods cannot completely…

多媒体 · 计算机科学 2023-09-07 Ping Wei , Qing Zhou , Zichi Wang , Zhenxing Qian , Xinpeng Zhang , Sheng Li

Steganography refers to the art of concealing secret messages within multiple media carriers so that an eavesdropper is unable to detect the presence and content of the hidden messages. In this paper, we firstly propose a novel…

密码学与安全 · 计算机科学 2019-06-05 Zheng Li , Ge Han , Yunqing Wei , Shanqing Guo

Generative networks are fundamentally different in their aim and methods compared to CNNs for classification, segmentation, or object detection. They have initially not been meant to be an image analysis tool, but to produce naturally…

计算机视觉与模式识别 · 计算机科学 2022-07-11 Markus Wenzel

A great challenge to steganography has arisen with the wide application of steganalysis methods based on convolutional neural networks (CNNs). To this end, embedding cost learning frameworks based on generative adversarial networks (GANs)…

多媒体 · 计算机科学 2021-07-29 Jianhua Yang , Yi Liao , Fei Shang , Xiangui Kang , Yun-Qing Shi

This paper presents a novel method to deal with the challenging task of generating photographic images conditioned on semantic image descriptions. Our method introduces accompanying hierarchical-nested adversarial objectives inside the…

计算机视觉与模式识别 · 计算机科学 2018-04-10 Zizhao Zhang , Yuanpu Xie , Lin Yang

Recently, generative steganography that transforms secret information to a generated image has been a promising technique to resist steganalysis detection. However, due to the inefficiency and irreversibility of the secret-to-image…

密码学与安全 · 计算机科学 2022-03-15 Zhili Zhou , Yuecheng Su , Q. M. Jonathan Wu , Zhangjie Fu , Yunqing Shi

Generative adversarial networks have gained a lot of attention in the computer vision community due to their capability of data generation without explicitly modelling the probability density function. The adversarial loss brought by the…

计算机视觉与模式识别 · 计算机科学 2019-09-05 Xin Yi , Ekta Walia , Paul Babyn