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Traditional image steganography modifies the content of the image more or less, it is hard to resist the detection of image steganalysis tools. To address this problem, a novel method named generative coverless information hiding method…

Cryptography and Security · Computer Science 2017-12-20 Ming-ming Liu , Min-qing Zhang , Jia Liu , Ying-nan Zhang , Yan Ke

Steganography usually modifies cover media to embed secret data. A new steganographic approach called generative steganography (GS) has emerged recently, in which stego images (images containing secret data) are generated from secret data…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Ping Wei , Sheng Li , Xinpeng Zhang , Ge Luo , Zhenxing Qian , Qing Zhou

In today's digital age, the internet is essential for communication and the sharing of information, creating a critical need for sophisticated data security measures to prevent unauthorized access and exploitation. Cryptography encrypts…

Cryptography and Security · Computer Science 2024-04-12 Anamitra Maiti , Subham Laha , Rishav Upadhaya , Soumyajit Biswas , Vikas Chaudhary , Biplab Kar , Nikhil Kumar , Jaydip Sen

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

Performance indicators characterizing modern steganographic techniques include capacity (i.e. the quantity of data that can be hidden in the cover medium), stego quality (i.e. artifacts visibility), security (i.e. undetectability), and…

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

Steganography, as one of the three basic information security systems, has long played an important role in safeguarding the privacy and confidentiality of data in cyberspace. The text is the most widely used information carrier in people's…

Cryptography and Security · Computer Science 2018-11-13 Zhongliang Yang , Shuyu Jin , Yongfeng Huang , Yujin Zhang , Hui Li

Information security is one of the most challenging problems in today's technological world. In order to secure the transmission of secret data over the public network (Internet), various schemes have been presented over the last decade.…

Multimedia · Computer Science 2016-01-08 Khan Muhammad , Jamil Ahmad , Muhammad Sajjad , Muhammad Zubair

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

This work investigates a central problem in steganography, that is: How much data can safely be hidden without being detected? To answer this question, a formal definition of steganographic capacity is presented. Once this has been defined,…

Cryptography and Security · Computer Science 2008-10-24 Jeremiah J. Harmsen , William A. Pearlman

This paper presents a new scheme for hiding a secret message in binary images. Given m*n cover image block, the new scheme can conceal as many as log(m*n +1) bits of data in block, by changing at most one bit in the block. The hiding…

Cryptography and Security · Computer Science 2012-08-28 Do Van Tuan , Tran Dang Hien , Pham Van At

Steganography involves hiding a secret message or image inside another cover image. Changes are made in the cover image without affecting visual quality of the image. In contrast to cryptography, Steganography provides complete secrecy of…

Multimedia · Computer Science 2017-04-11 G. Umamaheswari , Dr. C. P. Sumathi

The aim of steganographic algorithms is to identify the appropriate pixel positions in the host or cover image, where bits of sensitive information can be concealed for data encryption. Work is being done to improve the capacity to…

Cryptography and Security · Computer Science 2023-12-15 Sahil Nokhwal , Saurabh Pahune , Ankit Chaudhary

Image steganography is the art of hiding data into images. Secret data such as messages, audio, images can be hidden inside the cover image. This is mainly achieved by hiding the data into the LSB(Least Significant Bit) of the image pixels.…

Cryptography and Security · Computer Science 2020-12-07 Sahil Gangurde , Krishnakant Tiwari

We develop an algebraic and information-theoretic framework to characterize symmetry breaking of generalized, non-invertible symmetries in two spatial dimensions. The reduction of symmetry is modeled within subfactor theory, where…

Quantum Physics · Physics 2025-10-13 Javier Molina-Vilaplana , Germán Sierra , H. C. Zhang

Recent results on source-channel coding for secure transmission show that separation holds in several cases under some less-noisy conditions. However, it has also been proved through a simple counterexample that pure analog schemes can be…

Information Theory · Computer Science 2011-09-06 Joffrey Villard , Pablo Piantanida , Shlomo Shamai

Guaranteeing the security of information transmitted through the Internet, against passive or active attacks, is a major concern. The discovery of new pseudo-random number generators with a strong level of security is a field of research in…

Cryptography and Security · Computer Science 2015-03-19 Jacques M. Bahi , Xiaole Fang , Christophe Guyeux , Qianxue Wang

Color image steganography based on deep learning is the art of hiding information in the color image. Among them, image hiding steganography(hiding image with image) has attracted much attention in recent years because of its great…

Cryptography and Security · Computer Science 2021-12-30 Hai Su , Shan Yang , Shuqing Zhang , Songsen Yu

CIS2 is a steganographic scheme proposed in the information hiding literature, belonging into the small category of algorithms being both stego and topologically secure. Due to its stego-security, this scheme is able to face attacks that…

Cryptography and Security · Computer Science 2017-06-28 Nicolas Friot , Christophe Guyeux , Jacques M. Bahi

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

The needs for steganographic techniques for hiding secret message inside images have been arise. This paper is to create a practical steganographic implementation to hide text inside grey scale images. The secret message is hidden inside…

Multimedia · Computer Science 2013-07-03 Firas A. Jassim