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Related papers: Bayesian Watermark Attacks

200 papers

The optical communication has an increasing need for security in public transmission scenarios. Here we present a protocol for cryptographic key distribution over a public network via photon-counting compressive imaging system with…

Cryptography and Security · Computer Science 2022-04-14 Wen-Kai Yu

Being trained on large and diverse datasets, visual foundation models (VFMs) can be fine-tuned to achieve remarkable performance and efficiency in various downstream computer vision tasks. The high computational cost of data collection and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-12 Anna Chistyakova , Mikhail Pautov

Many machine learning adversarial attacks find adversarial samples of a victim model ${\mathcal M}$ by following the gradient of some attack objective functions, either explicitly or implicitly. To confuse and detect such attacks, we take…

Cryptography and Security · Computer Science 2021-03-09 Jiyi Zhang , Ee-Chien Chang , Hwee Kuan Lee

This paper gives a new scheme of watermarking technique related to insert the mark by adding edge in HH sub-band of the host image after wavelet decomposition. Contrary to most of the watermarking algorithms in wavelet domain, our method is…

Multimedia · Computer Science 2013-10-22 Henri Bruno Razafindradina , Attoumani Mohamed Karim

Watermarking is a promising active diagnosis technique for detection of highly sophisticated attacks, but is vulnerable to malicious agents that use eavesdropped data to identify and then remove or replicate the watermark. In this work, we…

Systems and Control · Electrical Eng. & Systems 2023-09-06 Jiaxuan Zhang , Alexander J. Gallo , Riccardo M. G. Ferrari

A generative AI model can generate extremely realistic-looking content, posing growing challenges to the authenticity of information. To address the challenges, watermark has been leveraged to detect AI-generated content. Specifically, a…

Machine Learning · Computer Science 2023-11-09 Zhengyuan Jiang , Jinghuai Zhang , Neil Zhenqiang Gong

Well-performed deep neural networks (DNNs) generally require massive labelled data and computational resources for training. Various watermarking techniques are proposed to protect such intellectual properties (IPs), wherein the DNN…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Xiangyu Wen , Yu Li , Wei Jiang , Qiang Xu

Deciding that two network flows are essentially the same is an important problem in intrusion detection and in tracing anonymous connections. A stepping stone or an anonymity network may try to prevent flow correlation by adding chaff…

Cryptography and Security · Computer Science 2013-10-18 Juan A. Elices , Fernando Perez-Gonzalez

We propose a Bayesian framework for the received-signal-strength-based cooperative localization problem with unknown path loss exponent. Our purpose is to infer the marginal posterior of each unknown parameter: the position or the path loss…

Signal Processing · Electrical Eng. & Systems 2020-04-22 Di Jin , Feng Yin , Carsten Fritsche , Fredrik Gustafsson , Abdelhak M. Zoubir

Videos are prone to tampering attacks that alter the meaning and deceive the audience. Previous video forgery detection schemes find tiny clues to locate the tampered areas. However, attackers can successfully evade supervision by…

Computer Vision and Pattern Recognition · Computer Science 2022-07-08 Yangming Zhou , Qichao Ying , Xiangyu Zhang , Zhenxing Qian , Sheng Li , Xinpeng Zhang

In this paper, we present a Bayesian channel estimation algorithm for multicarrier receivers based on pilot symbol observations. The inherent sparse nature of wireless multipath channels is exploited by modeling the prior distribution of…

Machine Learning · Statistics 2013-03-07 Niels Lovmand Pedersen , Carles Navarro Manchón Bernard Henri Fleury

This paper focuses on investigation of confidential documents leaks in the form of screen photographs. Proposed approach does not try to prevent leak in the first place but rather aims to determine source of the leak. Method works by…

Cryptography and Security · Computer Science 2023-04-26 Aleksey Yakushev , Yury Markin , Dmitry Obydenkov , Alexander Frolov , Stas Fomin , Manuk Akopyan , Alexander Kozachok , Arthur Gaynov

Because of the threat of advanced multi-step attacks, it is often difficult for security operators to completely cover all vulnerabilities when deploying remediations. Deploying sensors to monitor attacks exploiting residual vulnerabilities…

Cryptography and Security · Computer Science 2016-06-30 Aguessy François-Xavier , Bettan Olivier , Blanc Grégory , Conan Vania , Debar Hervé

Existing approaches for watermarking AI-generated images often rely on post-hoc methods applied in pixel space, introducing computational overhead and potential visual artifacts. In this work, we explore latent space watermarking and…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Sylvestre-Alvise Rebuffi , Tuan Tran , Valeriu Lacatusu , Pierre Fernandez , Tomáš Souček , Nikola Jovanović , Tom Sander , Hady Elsahar , Alexandre Mourachko

Physical watermarking is a well established technique for replay attack detection in cyber-physical systems (CPSs). Most of the watermarking methods proposed in the literature are designed for discrete-time systems. In general, real…

Systems and Control · Electrical Eng. & Systems 2021-03-02 Bahram Yaghooti , Raffaele Romagnoli , Bruno Sinopoli

The effectiveness of watermark algorithms in AI-generated text identification has garnered significant attention. Concurrently, an increasing number of watermark algorithms have been proposed to enhance the robustness against various…

Cryptography and Security · Computer Science 2024-10-01 Xianheng Feng , Jian Liu , Kui Ren , Chun Chen

Image Compression plays a very important role in image processing especially when we are to send the image on the internet. The threat to the information on the internet increases and image is no exception. Generally the image is sent on…

Multimedia · Computer Science 2010-03-25 Deepak Aggarwal , Kanwalvir Singh Dhindsa

This work studied embedding positions of digital audio watermarking in wavelet domain, to make beginners understand the nature of watermarking in a short time. Based on the theory of wavelet transform, this paper analyzed statistical…

Cryptography and Security · Computer Science 2020-10-23 Yangxia Hu , Maode Ma , Wenhuan Lu , Neal N. Xiong , Jianguo Wei

We present a framework for bridging the gap between sensor attack detection and recovery in cyber-physical systems. The proposed framework models modern-day, complex perception pipelines as bipartite graphs, which combined with anomaly…

Machine Learning · Computer Science 2026-04-14 Axel Andersson , György Dán

A new approach to linguistic watermarking of language models is presented in which information is imperceptibly inserted into the output text while preserving its readability and original meaning. A cross-attention mechanism is used to…

Computation and Language · Computer Science 2024-04-10 Folco Bertini Baldassini , Huy H. Nguyen , Ching-Chung Chang , Isao Echizen