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Existing linguistic steganography methods primarily rely on content transformations to conceal secret messages. However, they often cause subtle yet looking-innocent deviations between normal and stego texts, posing potential security risks…

Cryptography and Security · Computer Science 2025-12-09 Lingyun Xiang , Chengfu Ou , Xu He , Zhongliang Yang , Yuling Liu

Random generation and confidential distribution of cryptographic keys are fundamental building blocks of secure communication. Using quantum states in which the transmitted quantum bit is entangled with a stationary memory quantum bit…

Quantum Physics · Physics 2021-11-30 Pascal Kobel , Ralf A. Berner , Michael Köhl

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…

Cryptography and Security · Computer Science 2012-02-27 Jacques M. Bahi , Jean-François Couchot , Nicolas Friot , Christophe Guyeux

In recent years, steganography has emerged as one of the main research areas in information security. Least significant bit (LSB) steganography is one of the fundamental and conventional spatial domain methods, which is capable of hiding…

Image and Video Processing · Electrical Eng. & Systems 2018-10-15 Aya H. S. Abdelgader , Raneem A. Aboughalia , Osama A. S. Alkishriwo

This study proposes a novel approach to ensure the security of textual data transmission in a semantic communication system. In the proposed system, a sender transmits textual information to a receiver, while a potential eavesdropper…

Cryptography and Security · Computer Science 2025-11-18 Qin Guo , Haonan Tong , Sihua Wang , Peiyuan Si , Jun Zhao , Changchuan Yin

Secure data hiding remains a fundamental challenge in digital communication, requiring a careful balance between computational efficiency and perceptual transparency. The balance between security and performance is increasingly fragile with…

Cryptography and Security · Computer Science 2025-11-11 Biswajit Kumar Sahoo , Pedro Machado , Isibor Kennedy Ihianle , Andreas Oikonomou , Srinivas Boppu

Security of information transmitted through the Internet, against passive or active attacks is an international concern. The use of a chaos-based pseudo-random bit sequence to make it unrecognizable by an intruder, is a field of research in…

Cryptography and Security · Computer Science 2010-04-15 Qianxue Wang , Christophe Guyeux , Jacques M. Bahi

Generating secure random numbers is vital to the security and privacy infrastructures we rely on today. Having a computer system generate a secure random number is not a trivial problem due to the deterministic nature of computer systems.…

Cryptography and Security · Computer Science 2018-04-10 JV Roig

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…

Information Theory · Computer Science 2010-07-06 H. Rifà-Pous , J. Rifà , L. Ronquillo

In this work, we propose a method for speeding up linear regression distributively, while ensuring security. We leverage randomized sketching techniques, and improve straggler resilience in asynchronous systems. Specifically, we apply a…

Information Theory · Computer Science 2022-02-23 Neophytos Charalambides , Hessam Mahdavifar , Mert Pilanci , Alfred O. Hero

In this paper, the authors propose a new algorithm to hide data inside image using steganography technique. The proposed algorithm uses binary codes and pixels inside an image. The zipped file is used before it is converted to binary codes…

Multimedia · Computer Science 2011-12-14 Rosziati Ibrahim , Teoh Suk Kuan

The field of steganography has long been focused on developing methods to securely embed information within various digital media while ensuring imperceptibility and robustness. However, the growing sophistication of detection tools and the…

Cryptography and Security · Computer Science 2024-12-03 Waheed Rehman

We propose a novel Hybrid Key Growing (HKG) protocol based on quantum principles and a classical physical-layer assumption. We simultaneously exploit the quantum photon-number and photon-time-bin Degrees of Freedom (DoFs), effectively…

Quantum Physics · Physics 2025-09-22 Pol Julià Farré , Chris Aaron Schneider , Christian Deppe

Although one-time pad encrypted files can be sent through Internet channels, the need for renewing shared secret keys have made this method unpractical. This work presents a scheme to turn practical the fast sharing of random keys over…

Quantum Physics · Physics 2007-05-23 Geraldo A. Barbosa

In this work, we propose StegGuard, a novel fingerprinting mechanism to verify the ownership of the suspect pre-trained encoder using steganography. A critical perspective in StegGuard is that the unique characteristic of the transformation…

Cryptography and Security · Computer Science 2023-10-06 Xingdong Ren , Tianxing Zhang , Hanzhou Wu , Xinpeng Zhang , Yinggui Wang , Guangling Sun

Information Security is a major concern in today's modern era. Almost all the communicating bodies want the security, confidentiality and integrity of their personal data. But this security goal cannot be achieved easily when we are using…

Multimedia · Computer Science 2015-03-02 Khan Muhammad , Jamil Ahmad , Naeem Ur Rehman , Zahoor Jan , Rashid Jalal Qureshi

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…

Computer Vision and Pattern Recognition · Computer Science 2023-05-31 Daegyu Kim , Chaehun Shin , Jooyoung Choi , Dahuin Jung , Sungroh Yoon

Steganography is the art and science of hiding secret messages in public communication so that the presence of the secret messages cannot be detected. There are two distribution-preserving steganographic frameworks, one is sampling-based…

Multimedia · Computer Science 2020-11-23 Kejiang Chen , Hang Zhou , Hanqing Zhao , Dongdong Chen , Weiming Zhang , Nenghai Yu

The demand for keeping the information secure and confidential simultaneously has been progressively increasing. Among various techniques- Audio Steganography, a technique of embedding information transparently in a digital media thereby…

Multimedia · Computer Science 2015-09-10 Satish Bhalshankar , Avinash K. Gulve

This paper presents a new scheme to distribute secret shares using two trusted third parties to increase security and eliminate the dependency on single trusted third party. This protocol for communication between a device and two trusted…

Cryptography and Security · Computer Science 2016-08-19 Adnan Memon