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Steganography is the art of concealing a secret message within an appropriate-multimedia carrier such as images, audio, video files, and even network packets. Steganographic techniques have been used since ancient times to hide the message…

Cryptography and Security · Computer Science 2020-12-25 Joab Kose , Oscar Bautista Chia , Vashish Baboolal

Audio DeepFakes (DF) are artificially generated utterances created using deep learning, with the primary aim of fooling the listeners in a highly convincing manner. Their quality is sufficient to pose a severe threat in terms of security…

Sound · Computer Science 2023-06-13 Piotr Kawa , Marcin Plata , Piotr Syga

With the popularity of the large language models (LLMs), text steganography has achieved remarkable performance. However, existing methods still have some issues: (1) For the white-box paradigm, this steganography behavior is prone to…

Cryptography and Security · Computer Science 2026-04-23 Jianxin Gao , Ruohan Lei , Wanli Peng

Voice interfaces are becoming accepted widely as input methods for a diverse set of devices. This development is driven by rapid improvements in automatic speech recognition (ASR), which now performs on par with human listening in many…

Cryptography and Security · Computer Science 2018-10-31 Lea Schönherr , Katharina Kohls , Steffen Zeiler , Thorsten Holz , Dorothea Kolossa

Image deep steganography (IDS) is a technique that utilizes deep learning to embed a secret image invisibly into a cover image to generate a container image. However, the container images generated by convolutional neural networks (CNNs)…

Cryptography and Security · Computer Science 2023-03-27 Huajie Chen , Tianqing Zhu , Yuan Zhao , Bo Liu , Xin Yu , Wanlei Zhou

3D Gaussian Splatting (3DGS) has emerged as a premier method for 3D representation due to its real-time rendering and high-quality outputs, underscoring the critical need to protect the privacy of 3D assets. Traditional NeRF steganography…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Xuanyu Zhang , Jiarui Meng , Zhipei Xu , Shuzhou Yang , Yanmin Wu , Ronggang Wang , Jian Zhang

Steganography is about how to send secret message covertly. And the purpose of steganalysis is to not only detect the existence of the hidden message but also extract it. So far there have been many reliable detecting methods on various…

Cryptography and Security · Computer Science 2007-05-23 Zhang Weiming , Li Shiqu

An efficient 2-step steganography technique is proposed to enhance stego image quality and secret message un-detectability. The first step is a preprocessing algorithm that reduces the size of secret images without losing information. This…

Multimedia · Computer Science 2020-04-28 Alan A. Abdulla , Harin Sellahewa , Sabah A. Jassim

There has been a recent surge in adversarial attacks on deep learning based automatic speech recognition (ASR) systems. These attacks pose new challenges to deep learning security and have raised significant concerns in deploying ASR…

Cryptography and Security · Computer Science 2021-03-08 Shehzeen Hussain , Paarth Neekhara , Shlomo Dubnov , Julian McAuley , Farinaz Koushanfar

Popular neural network-based speech enhancement systems operate on the magnitude spectrogram and ignore the phase mismatch between the noisy and clean speech signals. Conditional generative adversarial networks (cGANs) show promise in…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-21 Deepak Baby

Most of the existing text generative steganographic methods are based on coding the conditional probability distribution of each word during the generation process, and then selecting specific words according to the secret information, so…

Computation and Language · Computer Science 2020-06-16 Zhongliang Yang , Baitao Gong , Yamin Li , Jinshuai Yang , Zhiwen Hu , Yongfeng Huang

Image steganography is the art and science of using images as cover for covert communications. With the development of neural networks, traditional image steganography is more likely to be detected by deep learning-based steganalysis. To…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Donghui Hu , Yu Zhang , Cong Yu , Jian Wang , Yaofei Wang

In this letter, we explored generative image steganography based on autoregressive models. We proposed Pixel-Stega, which implements pixel-level information hiding with autoregressive models and arithmetic coding algorithm. Firstly, one of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Siyu Zhang , Zhongliang Yang , Haoqin Tu , Jinshuai Yang , Yongfeng Huang

We propose adversarial embedding, a new steganography and watermarking technique that embeds secret information within images. The key idea of our method is to use deep neural networks for image classification and adversarial attacks to…

Cryptography and Security · Computer Science 2019-12-04 Salah Ghamizi , Maxime Cordy , Mike Papadakis , Yves Le Traon

Conventional covert image communication is assumed to transmit the message, in the securest way possible for a given payload, over lossless channels, and the associated steganographic schemes are generally vulnerable to active attacks,…

Multimedia · Computer Science 2022-12-07 Qingliang Liu , Jiangqun Ni , Weizhe Zhang , Xiangyang Luo , Jiwu Huang

Deep neural networks have been demonstrated to be vulnerable to adversarial attacks, where small perturbations intentionally added to the original inputs can fool the classifier. In this paper, we propose a defense method, Featurized…

Machine Learning · Computer Science 2018-10-02 Ruying Bao , Sihang Liang , Qingcan Wang

With the rapid development of natural language processing technologies, more and more text steganographic methods based on automatic text generation technology have appeared in recent years. These models use the powerful self-learning and…

Multimedia · Computer Science 2020-01-08 Zhongliang Yang , Ke Wang , Jian Li , Yongfeng Huang , Yu-Jin Zhang

As a defense strategy against adversarial attacks, adversarial detection aims to identify and filter out adversarial data from the data flow based on discrepancies in distribution and noise patterns between natural and adversarial data.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Qian Wang , Chen Li , Yuchen Luo , Hefei Ling , Shijuan Huang , Ruoxi Jia , Ning Yu

The performance of audio latent diffusion models is primarily governed by generator expressivity and the modelability of the underlying latent space. While recent research has focused primarily on the former, as well as improving the…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-12 Alejandro Luebs , Mithilesh Vaidya , Ishaan Kumar , Sumukh Badam , Stephen W. Bailey , Matthew Bendel , Jose Sotelo , Xingzhe He

Nowadays, organizations collect vast quantities of sensitive information in `Enterprise Resource Planning' (ERP) systems, such as accounting relevant transactions, customer master data, or strategic sales price information. The leakage of…

Machine Learning · Computer Science 2020-12-15 Marco Schreyer , Chistian Schulze , Damian Borth