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Backdoor watermarking has emerged as the predominant approach for protecting public datasets, enabling dataset ownership verification (DOV) through embedded triggers that induce predefined model behaviors. While existing works assume that…

密码学与安全 · 计算机科学 2026-03-12 Zhiying Li , Zhi Liu , Dongjie Liu , Shengda Zhuo , Guanggang Geng , Zhaoxin Fan , Shanxiang Lyu , Xiaobo Jin , Jian Weng

Previous studies have shown that commonly studied (vanilla) implementations of touch-based continuous authentication systems (V-TCAS) are susceptible to active adversarial attempts. This study presents a novel Generative Adversarial Network…

密码学与安全 · 计算机科学 2022-10-05 Mohit Agrawal , Pragyan Mehrotra , Rajesh Kumar , Rajiv Ratn Shah

Recent advancements in Generative Adversarial Networks (GANs) have enabled photorealistic image generation with high quality. However, the malicious use of such generated media has raised concerns regarding visual misinformation. Although…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Liviu-Daniel Ştefan , Dan-Cristian Stanciu , Mihai Dogariu , Mihai Gabriel Constantin , Andrei Cosmin Jitaru , Bogdan Ionescu

Deepfake or synthetic images produced using deep generative models pose serious risks to online platforms. This has triggered several research efforts to accurately detect deepfake images, achieving excellent performance on publicly…

The growing integration of UAVs into civilian airspace underscores the need for resilient and intelligent intrusion detection systems (IDS), as traditional anomaly detection methods often fail to identify novel threats. A common approach…

机器学习 · 计算机科学 2026-02-05 Deepak Kumar Panda , Weisi Guo

Verifying the identity of a person using handwritten signatures is challenging in the presence of skilled forgeries, where a forger has access to a person's signature and deliberately attempt to imitate it. In offline (static) signature…

计算机视觉与模式识别 · 计算机科学 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

Growing interest in automatic speaker verification (ASV)systems has lead to significant quality improvement of spoofing attackson them. Many research works confirm that despite the low equal er-ror rate (EER) ASV systems are still…

声音 · 计算机科学 2017-05-25 Galina Lavrentyeva , Sergey Novoselov , Konstantin Simonchik

Cybersecurity is a crucial step in data protection to ensure user security and personal data privacy. In this sense, many companies have started to control and restrict access to their data using authentication systems. However, these…

密码学与安全 · 计算机科学 2022-12-19 Idoia Eizaguirre-Peral , Lander Segurola-Gil , Francesco Zola

Generative adversarial networks (GANs) and diffusion models have dramatically advanced deepfake technology, and its threats to digital security, media integrity, and public trust have increased rapidly. This research explored zero-shot…

图形学 · 计算机科学 2025-09-24 Ayan Sar , Sampurna Roy , Tanupriya Choudhury , Ajith Abraham

High-frequency banking environments face a critical trade-off between low-latency fraud detection and the regulatory explainability demanded by GDPR. Traditional rule-based and discriminative models struggle with "zero-day" attacks due to…

人工智能 · 计算机科学 2026-03-17 Nasim Abdirahman Ismail , Enis Karaarslan

This paper reviews the state-of-the-art in deepfake generation and detection, focusing on modern deep learning technologies and tools based on the latest scientific advancements. The rise of deepfakes, leveraging techniques like Variational…

密码学与安全 · 计算机科学 2025-01-14 Arash Dehghani , Hossein Saberi

Synthetic media generated by Generative Adversarial Networks (GANs) pose significant challenges in verifying authenticity and tracing dataset origins, raising critical concerns in copyright enforcement, privacy protection, and legal…

计算机视觉与模式识别 · 计算机科学 2025-05-19 Massimiliano Cassia , Luca Guarnera , Mirko Casu , Ignazio Zangara , Sebastiano Battiato

Using machine learning models to generate synthetic data has become common in many fields. Technology to generate synthetic transactions that can be used to detect fraud is also growing fast. Generally, this synthetic data contains only…

机器学习 · 计算机科学 2023-06-30 Shuo Wang , Terrence Tricco , Xianta Jiang , Charles Robertson , John Hawkin

In recent years, deep learning based generative models, particularly Generative Adversarial Networks (GANs), Variational Autoencoders (VAEs), and Diffusion Models (DMs), have been instrumental in in generating diverse, high-quality content…

计算机视觉与模式识别 · 计算机科学 2025-10-28 Shamim Yazdani , Akansha Singh , Nripsuta Saxena , Zichong Wang , Avash Palikhe , Deng Pan , Umapada Pal , Jie Yang , Wenbin Zhang

To properly contrast the Deepfake phenomenon the need to design new Deepfake detection algorithms arises; the misuse of this formidable A.I. technology brings serious consequences in the private life of every involved person.…

计算机视觉与模式识别 · 计算机科学 2021-08-12 Oliver Giudice , Luca Guarnera , Sebastiano Battiato

Utility and privacy are two crucial measurements of the quality of synthetic tabular data. While significant advancements have been made in privacy measures, generating synthetic samples with high utility remains challenging. To enhance the…

机器学习 · 计算机科学 2024-03-28 Oriel Perets , Nadav Rappoport

Recreating cyber-attack alert data with a high level of fidelity is challenging due to the intricate interaction between features, non-homogeneity of alerts, and potential for rare yet critical samples. Generative Adversarial Networks…

机器学习 · 计算机科学 2019-08-06 Christopher Sweet , Stephen Moskal , Shanchieh Jay Yang

The proliferation of malicious deepfake applications has ignited substantial public apprehension, casting a shadow of doubt upon the integrity of digital media. Despite the development of proficient deepfake detection mechanisms, they…

密码学与安全 · 计算机科学 2024-03-12 Hong Sun , Ziqiang Li , Lei Liu , Bin Li

Research on Offline Handwritten Signature Verification explored a large variety of handcrafted feature extractors, ranging from graphology, texture descriptors to interest points. In spite of advancements in the last decades, performance of…

计算机视觉与模式识别 · 计算机科学 2017-05-17 Luiz G. Hafemann , Robert Sabourin , Luiz S. Oliveira

Automated signature verification is a critical biometric technique used in banking, identity authentication, and legal documentation. Despite the notable progress achieved by deep learning methods, most approaches in offline signature…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Matheus Ramos Parracho