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This paper proposes an improved steganography approach for hiding text messages in lossless RGB images. The objective of this work is to increase the security level and to improve the storage capacity with compression techniques. The…

密码学与安全 · 计算机科学 2013-04-18 Ankit Chaudhary , J. Vasavada , J. L. Raheja , S. Kumar , M. Sharma

We propose a method of separating a desired sound source from a single-channel mixture, based on either a textual description or a short audio sample of the target source. This is achieved by combining two distinct models. The first model,…

音频与语音处理 · 电气工程与系统科学 2022-04-13 Kevin Kilgour , Beat Gfeller , Qingqing Huang , Aren Jansen , Scott Wisdom , Marco Tagliasacchi

Steganalysis is a collection of techniques used to detect whether secret information is embedded in a carrier using steganography. Most of the existing steganalytic methods are based on machine learning, which typically requires training a…

密码学与安全 · 计算机科学 2022-03-16 David Megías , Daniel Lerch-Hostalot

The paper presents a new steganographic method called RSTEG (Retransmission Steganography), which is intended for a broad class of protocols that utilises retransmission mechanisms. The main innovation of RSTEG is to not acknowledge a…

密码学与安全 · 计算机科学 2009-05-14 Wojciech Mazurczyk , Milosz Smolarczyk , Krzysztof Szczypiorski

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…

多媒体 · 计算机科学 2020-11-23 Kejiang Chen , Hang Zhou , Hanqing Zhao , Dongdong Chen , Weiming Zhang , Nenghai Yu

Steganography is an art of obscuring data inside another quotidian file of similar or varying types. Hiding data has always been of significant importance to digital forensics. Previously, steganography has been combined with cryptography…

多媒体 · 计算机科学 2020-01-03 Kartik Sharma , Ashutosh Aggarwal , Tanay Singhania , Deepak Gupta , Ashish Khanna

Steganographic protocols enable one to embed covert messages into inconspicuous data over a public communication channel in such a way that no one, aside from the sender and the intended receiver, can even detect the presence of the secret…

密码学与安全 · 计算机科学 2012-02-06 Aggelos Kiayias , Alexander Russell , Narasimha Shashidhar

Quantum steganography is the study of hiding secret quantum information by encoding it into what an eavesdropper would perceive as an innocent-looking message. Here we study an explicit steganographic encoding for Alice to hide her secret…

量子物理 · 物理学 2020-05-20 Chris Sutherland , Todd A. Brun

Steganography is about how to send secret message covertly. And the purpose of steganalysis is to not only detect the existence of the hidden message but also extract it. So far there have been many reliable detecting methods on various…

密码学与安全 · 计算机科学 2007-05-23 Zhang Weiming , Li Shiqu

A new technique for data hiding in digital image is proposed in this paper. Steganography is a well known technique for hiding data in an image, but generally the format of image plays a pivotal role in it, and the scheme is format…

多媒体 · 计算机科学 2013-08-01 Adity Sharma , Anoo Agarwal , Vinay Kumar

With the recent advancements of data driven approaches using deep neural networks, music source separation has been formulated as an instrument-specific supervised problem. While existing deep learning models implicitly absorb the spatial…

音频与语音处理 · 电气工程与系统科学 2022-02-16 Darius Petermann , Minje Kim

Audio watermarking has been widely applied in copyright protection and source tracing. However, due to the inherent characteristics of audio signals, watermark localization and resistance to desynchronization attacks remain significant…

密码学与安全 · 计算机科学 2025-09-03 Zhenliang Gan , Xiaoxiao Hu , Sheng Li , Zhenxing Qian , Xinpeng Zhang

Steganography is the art of concealing secret information by embedding it in an apparently innocent-looking message. Quantum steganography applies the principles of quantum mechanics to traditional steganography and, compared to the latter,…

量子物理 · 物理学 2026-05-19 Sanjoy Dutta , Nihar Ranjan Dash , Subhashish Banerjee , R. Srikanth

Covert communication (also known as steganography) is the practice of concealing a secret inside an innocuous-looking public object (cover) so that the modified public object (covert code) makes sense to everyone but only someone who knows…

计算与语言 · 计算机科学 2023-12-29 Leela Raj-Sankar , S. Raj Rajagopalan

Supervised multi-channel audio source separation requires extracting useful spectral, temporal, and spatial features from the mixed signals. The success of many existing systems is therefore largely dependent on the choice of features used…

声音 · 计算机科学 2018-03-05 Emad M. Grais , Dominic Ward , Mark D. Plumbley

Steganography and steganalysis are two interrelated aspects of the field of information security. Steganography seeks to conceal communications, whereas steganalysis is aimed to either find them or even, if possible, recover the data they…

密码学与安全 · 计算机科学 2024-03-13 Hamza Kheddar , Mustapha Hemis , Yassine Himeur , David Megías , Abbes Amira

Text steganography is a mechanism of hiding secret text message inside another text as a covering message. In this paper, we propose a text steganographic scheme based on color coding. This include two different methods: the first based on…

密码学与安全 · 计算机科学 2020-06-24 Juvet K. Sadié , Leonel Moyou Metcheka , René Ndoundam

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…

多媒体 · 计算机科学 2010-04-13 P. Mohan Kumar , K. L. Shunmuganathan

The exchange of messages has always carried with it the timeless challenge of secrecy. From whispers in shadows to the enigmatic notes written in the margins of history, humanity has long sought ways to convey thoughts that remain…

人工智能 · 计算机科学 2025-04-22 Ching-Chun Chang , Isao Echizen

Anti-forensics techniques particularly steganography and cryptography have become increasingly pressing issues that affect the current digital forensics practice. This paper advances the automation of hidden evidence extraction in the…

密码学与安全 · 计算机科学 2024-04-11 Mohamed C. Ghanem , Maider D. Uribarri , Ramzi Djemai , Dipo Dunsin , Istteffanny I. Araujo