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As computer systems become more pervasive and complex, security is increasingly important. Secure Transmission refers to the transfer of data such as confidential or proprietary information over a secure channel. Many secure transmission…

Multimedia · Computer Science 2013-07-01 Deepali Virmani , Nidhi Beniwal , Gargi Mandal , Saloni Talwar

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

Steganalysis as a method to detect whether image contains se-cret message, is a crucial study avoiding the imperils from abus-ing steganography. The point of steganalysis is to detect the weak embedding signals which is hardly learned by…

Multimedia · Computer Science 2022-03-25 Hai Su , Meiyin Han , Junle Liang , Songsen Yu

Steganography is a method that can improve network security and make communications safer. In this method, a secret message is hidden in content like audio signals that should not be perceptible by listening to the audio or seeing the…

Multimedia · Computer Science 2020-04-28 Noshin Amiri , Iman Naderi

As the multimedia and internet technologies are growing fast, the transmission of digital media plays an important role in communication. The various digital media like audio, video and images are being transferred through internet. There…

Multimedia · Computer Science 2010-04-13 P. Mohan Kumar , K. L. Shunmuganathan

Large language models are beginning to show steganographic capabilities. Such capabilities could allow misaligned models to evade oversight mechanisms. Yet principled methods to detect and quantify such behaviours are lacking. Classical…

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…

Cryptography and Security · Computer Science 2011-11-08 Wojciech Mazurczyk , Pawel Szaga , Krzysztof Szczypiorski

Steganography is a solution for covert communication and blockchain is a p2p network for data transmission, so the benefits of blockchain can be used in steganography. In this paper, we discuss the advantages of blockchain in steganography,…

Cryptography and Security · Computer Science 2021-01-11 Omid Torki , Maede Ashouri-Talouki , Mojtaba Mahdavi

Redundant information of low-bit-rate speech is extremely small, thus it's very difficult to implement large capacity steganography on the low-bit-rate speech. Based on multiple vector quantization characteristics of the Line Spectrum Pair…

Cryptography and Security · Computer Science 2018-09-11 Zhongliang Yang , Xueshun Peng , Yongfeng Huang , Chinchen Chang

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

Data security is of the utmost concern of a communication system. Since the early days, many developments have been made to improve the performance of the system. PSNR of the received signal, secure transmission channel, quality of encoding…

Cryptography and Security · Computer Science 2021-10-27 Venkatesh Subramaniyan , Vignesh Sivakumar , A. K. Vagheesan , S. Sakthivelan , K. J. Jegadish Kumar , K. K. Nagarajan

LSB method is one of the well-known steganography methods which hides the message bits into the least significant bit of pixel values. This method changes the statistical information of images, which causes to have an unsecured channel. To…

Multimedia · Computer Science 2017-09-21 Kazem Qazanfari , Reza Safabaksh

An analysis of steganographic systems subject to the following perfect undetectability condition is presented in this paper. Following embedding of the message into the covertext, the resulting stegotext is required to have exactly the same…

Information Theory · Computer Science 2016-11-17 Ying Wang , Pierre Moulin

Image steganography is widely used to protect user privacy and enable covert communication. However, it can also be abused by the adversary as a covert channel to bypass content moderation, disseminate harmful semantics, and even hide…

Cryptography and Security · Computer Science 2026-05-08 Zhen Sun , Zongmin Zhang , Leyi Sheng , Yule Liu , Yifan Liao , Ke Li , Xinhu Zheng , Jiaheng Wei , Wenyuan Yang , Xinlei He

Semantic communication (SemCom), as a novel paradigm for future communication systems, has recently attracted much attention due to its superiority in communication efficiency. However, similar to traditional communication, it also suffers…

Signal Processing · Electrical Eng. & Systems 2026-03-26 Song Gao , Rui Meng , Xiaodong Xu , Haixiao Gao , Yiming Liu , Chenyuan Feng , Ping Zhang , Tony Q. S. Quek , Dusit Niyato

Steganography is the practice of encoding secret information into innocuous content in such a manner that an adversarial third party would not realize that there is hidden meaning. While this problem has classically been studied in security…

Cryptography and Security · Computer Science 2023-10-31 Christian Schroeder de Witt , Samuel Sokota , J. Zico Kolter , Jakob Foerster , Martin Strohmeier

A text steganography method based on Markov chains is introduced, together with a reference implementation. This method allows for information hiding in texts that are automatically generated following a given Markov model. Other Markov -…

Multimedia · Computer Science 2014-09-04 H. Hernan Moraldo

Image Steganography is a cryptographic technique that embeds secret information into an image, ensuring the hidden data remains undetectable to the human eye while preserving the image's original visual integrity. Least Significant Bit…

Cryptography and Security · Computer Science 2025-02-24 Nicholas DiSalvo

The widespread application of audio communication technologies has speeded up audio data flowing across the Internet, which made it a popular carrier for covert communication. In this paper, we present a cross-modal steganography method for…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Wenxue Cui , Shaohui Liu , Feng Jiang , Yongliang Liu , Debin Zhao

In the ever-expanding digital landscape, safeguarding sensitive information remains paramount. This paper delves deep into digital protection, specifically focusing on steganography. While prior research predominantly fixated on individual…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Quang Nguyen , Truong Vu , Cuong Pham , Anh Tran , Khoi Nguyen