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Non-autoregressive GAN-based neural vocoders are widely used due to their fast inference speed and high perceptual quality. However, they often suffer from audible artifacts such as tonal artifacts in their generated results. Therefore, we…

音频与语音处理 · 电气工程与系统科学 2024-06-11 Hyunjae Cho , Junhyeok Lee , Wonbin Jung

Generative linguistic steganography attempts to hide secret messages into covertext. Previous studies have generally focused on the statistical differences between the covertext and stegotext, however, ill-formed stegotext can readily be…

计算与语言 · 计算机科学 2024-03-19 Ke Lin , Yiyang Luo , Zijian Zhang , Ping Luo

Steganalysis means analysis of stego images. Like cryptanalysis, steganalysis is used to detect messages often encrypted using secret key from stego images produced by steganography techniques. Recently lots of new and improved…

多媒体 · 计算机科学 2014-05-21 Tanmoy Sarkar , Sugata Sanyal

Packet loss is a common problem in data transmission, including speech data transmission. This may affect a wide range of applications that stream audio data, like streaming applications or speech emotion recognition (SER). Packet Loss…

音频与语音处理 · 电气工程与系统科学 2020-05-19 Mostafa M. Mohamed , Björn W. Schuller

Voice anonymization systems aim to protect speaker privacy by obscuring vocal traits while preserving the linguistic content relevant for downstream applications. However, because these linguistic cues remain intact, they can be exploited…

音频与语音处理 · 电气工程与系统科学 2026-05-21 Ahmad Aloradi , Ünal Ege Gaznepoglu , Emanuël A. P. Habets , Daniel Tenbrinck

The paper presents Deep Hiding Techniques (DHTs) that define general techniques that can be applied to every network steganography method to improve its undetectability and make steganogram extraction harder to perform. We define five…

密码学与安全 · 计算机科学 2011-07-21 Wojciech Fraczek , Wojciech Mazurczyk , Krzysztof Szczypiorski

Advances in AI technology have made voice cloning increasingly accessible, leading to a rise in fraud involving AI-generated audio forgeries. This highlights the need to covertly embed information and verify the authenticity and integrity…

密码学与安全 · 计算机科学 2024-08-28 Guang Yang

Digitization of analogue signals has opened up new avenues for information hiding and the recent advancements in the telecommunication field has taken up this desire even further. From copper wire to fiber optics, technology has evolved and…

密码学与安全 · 计算机科学 2010-04-28 Khan Farhan Rafat , Muhammad Sher

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…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Quang Nguyen , Truong Vu , Cuong Pham , Anh Tran , Khoi Nguyen

The paper presents basic principles of network steganography, which is a comparatively new research subject in the area of information hiding, followed by a concise overview and classification of network steganographic methods and…

密码学与安全 · 计算机科学 2012-07-05 Jozef Lubacz , Wojciech Mazurczyk , Krzysztof Szczypiorski

Digital audio signal reconstruction of a lost or corrupt segment using deep learning algorithms has been explored intensively in recent years. Nevertheless, prior traditional methods with linear interpolation, phase coding and tone…

音频与语音处理 · 电气工程与系统科学 2024-01-22 Zohra Adila Cheddad , Abbas Cheddad

Steganography is the art and science of covert communication. The secret information can be concealed in content such as image, audio, or video. This paper provides a novel image steganography technique to hide both image and key in color…

密码学与安全 · 计算机科学 2013-04-12 Hemalatha S , U Dinesh Acharya , Renuka A , Priya R. Kamath

Steganography and steganalysis are two important branches of the information hiding field of research. Steganography methods consist in hiding information in such a way that the secret message is undetectable for the uninitiated.…

多媒体 · 计算机科学 2016-08-23 Yousra A. Fadil , Jean-François Couchot , Raphaël Couturier , Christophe Guyeux

This article presents the method of steganography detection, which is formed by replacing the least significant bit (LSB). Detection is performed by dividing the image into layers and making an analysis of zero-layer of adjacent bits for…

多媒体 · 计算机科学 2019-03-01 S. V. Belim , D. E. Vilkhovskiy

Steganography embraces several hiding techniques which spawn across multiple domains. However, the related terminology is not unified among the different domains, such as digital media steganography, text steganography, cyber-physical…

Currently, cryptography is in wide use as it is being exploited in various domains from data confidentiality to data integrity and message authentication. Basically, cryptography shuffles data so that they become unreadable by unauthorized…

密码学与安全 · 计算机科学 2012-12-11 Youssef Bassil

Recent advances in large language models (LLMs) have blurred the boundary of high-quality text generation between humans and machines, which is favorable for generative text steganography. While, current advanced steganographic mapping is…

计算与语言 · 计算机科学 2024-11-06 Jiaxuan Wu , Zhengxian Wu , Yiming Xue , Juan Wen , Wanli Peng

The STCP (Stream Control Transmission Protocol) is a candidate for a new transport layer protocol that may replace the TCP (Transmission Control Protocol) and the UDP (User Datagram Protocol) protocols in future IP networks. Currently, the…

密码学与安全 · 计算机科学 2011-04-19 Wojciech Fraczek , Wojciech Mazurczyk , Krzysztof Szczypiorski

The purpose of this tutorial is to present an overview of various information hiding techniques. A brief history of steganography is provided along with techniques that were used to hide information. Text, image and audio based information…

密码学与安全 · 计算机科学 2008-02-27 Sabu M. Thampi

The proliferation of digital carriers that can be exploited to conceal arbitrary data has greatly increased the number of techniques for implementing network steganography. As a result, the literature overlaps greatly in terms of concepts…