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相关论文: Provably Secure Universal Steganographic Systems

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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…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Ching-Chun Chang

This article describes novel text steganalysis method. The archiver "Bzip2" used for detection stegotext generated by Texto stegosystem. Experiments show that proposed approach gets better performance than typical existing methods. The…

密码学与安全 · 计算机科学 2011-10-18 Ivan Nechta

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…

密码学与安全 · 计算机科学 2026-04-23 Jianxin Gao , Ruohan Lei , Wanli Peng

The rapid development of multimedia and internet allows for wide distribution of digital media data. It becomes much easier to edit, modify and duplicate digital information .Besides that, digital documents are also easy to copy and…

密码学与安全 · 计算机科学 2010-03-23 Zaidoon Kh. AL-Ani , A. A. Zaidan , B. B. Zaidan , Hamdan. O. Alanazi

The typical approach to steganography is to compress the covert data in order to limit its size, which is reasonable in the context of a limited steganographic bandwidth. TranSteg (Trancoding Steganography) is a new IP telephony…

密码学与安全 · 计算机科学 2012-01-31 Artur Janicki , Wojciech Mazurczyk , Krzysztof Szczypiorski

Steganography is an information hiding technique for covert communication. The core issue in steganography design is the rate-distortion coding problem. Polar codes, which have been proven to achieve the rate-distortion bound for any binary…

密码学与安全 · 计算机科学 2025-06-10 Yujun Ji , Jinsheng Li , Ling Liu , Qi Cao , Tao Dai

Recently, Instant Neural Graphics Primitives (Instant-NGP) has achieved significant success in rapid 3D scene reconstruction, but securely embedding high-capacity hidden data, such as an entire 3D scene, remains a challenge. Existing…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Wenxiang Jiang , Yujun Lan , Shuo Zhao , Yuanshan Liu , Mingzhu Zhou , Jinxin Wang

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…

密码学与安全 · 计算机科学 2025-03-26 Yaofei Wang , Gang Pei , Kejiang Chen , Jinyang Ding , Chao Pan , Weilong Pang , Donghui Hu , Weiming Zhang

We construct pseudorandom error-correcting codes (or simply pseudorandom codes), which are error-correcting codes with the property that any polynomial number of codewords are pseudorandom to any computationally-bounded adversary. Efficient…

密码学与安全 · 计算机科学 2024-06-19 Miranda Christ , Sam Gunn

The paper presents a new steganographic method for IP telephony called TranSteg (Transcoding Steganography). Typically, in steganographic communication it is advised for covert data to be compressed in order to limit its size. In TranSteg…

密码学与安全 · 计算机科学 2011-11-08 Wojciech Mazurczyk , Pawel Szaga , Krzysztof Szczypiorski

In the face of escalating surveillance and censorship within the cyberspace, the sanctity of personal privacy has come under siege, necessitating the development of steganography, which offers a way to securely hide messages within…

密码学与安全 · 计算机科学 2025-01-03 Minhao Bai , Jinshuai Yang , Kaiyi Pang , Yongfeng Huang , Yue Gao

Image steganography is art of hiding information onto the cover image. In this proposal a transformed domain based gray scale image authentication/data hiding technique using Z transform (ZT) termed as FDSZT, has been proposed. ZTransform…

密码学与安全 · 计算机科学 2012-02-21 J. K. Mandal

In this paper, a novel steganographic scheme based on chaotic iterations is proposed. This research work takes place into the information hiding security framework. The applications for anonymity and privacy through the Internet are…

密码学与安全 · 计算机科学 2012-02-27 Jacques M. Bahi , Jean-François Couchot , Nicolas Friot , Christophe Guyeux

Recent advances in large language models (LLMs) have blurred the boundary of high-quality text generation between humans and machines, which is favorable for generative text steganography. While, current advanced steganographic mapping is…

计算与语言 · 计算机科学 2024-11-06 Jiaxuan Wu , Zhengxian Wu , Yiming Xue , Juan Wen , Wanli Peng

A new framework for information hiding security, called topological-security, has been proposed in a previous study. It is based on the evaluation of unpredictability of the scheme, whereas existing notions of security, as stego-security,…

密码学与安全 · 计算机科学 2011-12-19 Christophe Guyeux , Nicolas Friot , Jacques M. Bahi

In this paper we propose a new data hiding technique. The new technique uses steganography and cryptography on images with a size of 256x256 pixels and an 8-bit grayscale format. There are design restrictions such as a fixed-size cover…

密码学与安全 · 计算机科学 2012-12-13 Francisco Rubén Castillo Soria , Gustavo Fernández Torres , Ignacio Algredo-Badillo

Steganography represents the art of unobtrusively concealing a secrete message within some cover data. The key scope of this work is about visual steganography techniques that hide a full-sized color image / video within another. A majority…

多媒体 · 计算机科学 2018-06-11 Xinyu Weng , Yongzhi Li , Lu Chi , Yadong Mu

While provably secure steganography provides strong concealment by ensuring stego carriers are indistinguishable from natural samples, such systems remain vulnerable to real-world edit errors (e.g., insertions, deletions, substitutions)…

密码学与安全 · 计算机科学 2026-03-09 Zhihan Cao , Gaolei Li , Jun Wu , Jianhua Li , Hang Zhang , Mingzhe Chen

In this paper, we propose a framework of source encryption, where cryptographic processing is applied to a prescribed fixed length source code. The proposed source encryption framework is based on the secure communication framework of the…

信息论 · 计算机科学 2026-05-22 Yasutada Oohama , Bagus Santoso

Steganographic schemes dedicated to generated images modify the seed vector in the latent space to embed a message. Whereas most steganalysis methods attempt to detect the embedding in the image space, this paper proposes to perform…

密码学与安全 · 计算机科学 2026-01-29 Etienne Levecque , Aurélien Noirault , Tomáš Pevn{ý} , Jan Butora , Patrick Bas , Rémi Cogranne