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相关论文: StegTorrent: a Steganographic Method for the P2P F…

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Secret information sharing through image carrier has aroused much research attention in recent years with images' growing domination on the Internet and mobile applications. However, with the booming trend of convolutional neural networks,…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Yang Yang

We propose the construction of an unobservable communications network using social networks. The communication endpoints are vertices on a social network. Probabilistically unobservable communication channels are built by leveraging image…

密码学与安全 · 计算机科学 2015-03-19 Shishir Nagaraja , Amir Houmansadr , Pratch Piyawongwisal , Vijit Singh , Pragya Agarwal , Nikita Borisov

We propose a simple universal (that is, distribution--free) steganographic system in which covertexts with and without hidden texts are statistically indistinguishable. The stegosystem can be applied to any source generating i.i.d.…

密码学与安全 · 计算机科学 2007-05-23 Boris Ryabko , Daniil Ryabko

Steganography is the technique of hiding confidential information within any media. Steganography is often confused with cryptography because the two are similar in the way that they both are used to protect confidential information. The…

密码学与安全 · 计算机科学 2011-11-17 Soumyendu Das , Subhendu Das , Bijoy Bandyopadhyay , Sugata Sanyal

In this paper, a novel steganographic scheme based on chaotic iterations is proposed. This research work takes place into the information hiding framework, and focus more specifically on robust steganography. Steganographic algorithms can…

多媒体 · 计算机科学 2017-06-28 Jacques M. Bahi , Jean-François Couchot , Nicolas Friot , Christophe Guyeux

The art of information hiding has been around nearly as long as the need for covert communication. Steganography, the concealing of information, arose early on as an extremely useful method for covert information transmission. Steganography…

多媒体 · 计算机科学 2012-05-10 Bhavana S. , K. L. Sudha

In this paper, a novel and efficient hardware implementation of steganographic cryptosystem based on a public-key cryptography is proposed. Digital images are utilized as carriers of secret data between sender and receiver parties in the…

密码学与安全 · 计算机科学 2020-06-05 Salah Harb , M. Omair Ahmad , M. N. S Swamy

Peer-to-peer file sharing envisions a data-centric dissemination model, where files consisting of multiple data pieces can be shared from any peer that can offer the data or from multiple peers simultaneously. This aim, implemented at the…

网络与互联网体系结构 · 计算机科学 2019-11-19 Akshay Raman , Kimberly Chou , Spyridon Mastorakis

P2P systems have grown dramatically in recent years. The most popular type of P2P systems are file sharing networks, which are used to share various types of content over the Internet. Due to the increase in popularity of P2P systems, the…

数据分析、统计与概率 · 物理学 2011-09-20 Yuqing Zhou

Usage of the fast development of real-life digital applications in modern technology should guarantee novel and efficient way-outs of their protection. Encryption facilitates the data hiding. With the express development of technology,…

密码学与安全 · 计算机科学 2025-02-26 Sachith Dassanayaka

Steganography is collection of methods to hide secret information ("payload") within non-secret information "container"). Its counterpart, Steganalysis, is the practice of determining if a message contains a hidden payload, and recovering…

多媒体 · 计算机科学 2019-10-09 Denis Volkhonskiy , Ivan Nazarov , Evgeny Burnaev

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

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

We consider the problem of sharing sensitive or valuable files across users while partially relying on a common, untrusted third-party, e.g., a Cloud Storage Provider (CSP). Although users can rely on a secure peer-to-peer (P2P) channel for…

密码学与安全 · 计算机科学 2022-01-27 Hadi Sehat , Elena Pagnin , Daniel E. Lucani

We propose steganographic systems for the case when covertexts (containers) are generated by a finite-memory source with possibly unknown statistics. The probability distributions of covertexts with and without hidden information are the…

密码学与安全 · 计算机科学 2012-02-28 Boris Ryabko , Daniil Ryabko

The great efficiency achieved by the BitTorrent protocol for the distribution of large amounts of data inspired its adoption to provide multimedia content on-demand delivery over the Internet. As it is not designed for this purpose, some…

网络与互联网体系结构 · 计算机科学 2015-12-14 Ananda Gorck Streit , Carlo Kleber da Silva Rodrigues

In this paper, a new steganographic method is presented that provides minimum distortion in the stego image. The proposed encoding algorithm focuses on DCT rounding error and optimizes that in a way to reduce distortion in the stego image,…

多媒体 · 计算机科学 2020-04-24 Md Amiruzzaman , Rizal Mohd Nor

To circumvent the unbridled and ever-encroaching surveillance and censorship in cyberspace, steganography has garnered attention for its ability to hide private information in innocent-looking carriers. Current provably secure steganography…

密码学与安全 · 计算机科学 2024-11-26 Minhao Bai , Jinshuai Yang , Kaiyi Pang , Xin Xu , Zhen Yang , Yongfeng Huang

On the rise of the Internet, digital data became openly public which has driven IT industries to pay special consideration to data confidentiality. At present, two main techniques are being used: Cryptography and Steganography. In effect,…

密码学与安全 · 计算机科学 2012-12-12 Youssef Bassil

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