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Large Language Models (LLMs) are prone to memorizing training data, which poses serious privacy risks. Two of the most prominent concerns are training data extraction and Membership Inference Attacks (MIAs). Prior research has shown that…

机器学习 · 计算机科学 2026-03-02 Ali Al Sahili , Ali Chehab , Razane Tajeddine

Membership inference attacks (MIAs) attempt to predict whether a particular datapoint is a member of a target model's training data. Despite extensive research on traditional machine learning models, there has been limited work studying MIA…

A fundamental issue in deep learning has been adversarial robustness. As these systems have scaled, such issues have persisted. Currently, large language models (LLMs) with billions of parameters suffer from adversarial attacks just like…

机器学习 · 计算机科学 2025-02-11 Brian Formento , Chuan Sheng Foo , See-Kiong Ng

Vision-Language Models (VLMs) have achieved remarkable success, yet their reliance on massive datasets and unintended memorization of training data raise significant data security risk. Membership Inference Attacks (MIAs) aim to assess…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Jiaqing Li , Yajuan Lu , Xiaochuan Shi , Gang Wu , ZhongYuan Wang , Chao Liang

Membership inference attacks (MIAs) are widely used to assess the privacy risks associated with machine learning models. However, when these attacks are applied to pre-trained large language models (LLMs), they encounter significant…

密码学与安全 · 计算机科学 2026-05-26 Meng Tong , Yuntao Du , Kejiang Chen , Weiming Zhang , Ninghui Li

Large Multimodal Language Models (MLLMs) are emerging as one of the foundational tools in an expanding range of applications. Consequently, understanding training-data leakage in these systems is increasingly critical. Log-probability-based…

密码学与安全 · 计算机科学 2026-05-22 Ziyi Tong , Feifei Sun , Le Minh Nguyen

Membership inference attacks (MIAs) reveal whether specific data was used to train machine learning models, serving as important tools for privacy auditing and compliance assessment. Recent studies have reported that MIAs perform only…

Machine learning models can leak information regarding the dataset they have trained. In this paper, we present the first membership inference attack against black-boxed object detection models that determines whether the given data records…

计算机视觉与模式识别 · 计算机科学 2020-01-29 Yeachan Park , Myungjoo Kang

Given the rising popularity of AI-generated art and the associated copyright concerns, identifying whether an artwork was used to train a diffusion model is an important research topic. The work approaches this problem from the membership…

密码学与安全 · 计算机科学 2025-08-14 Jingwei Li , Jing Dong , Tianxing He , Jingzhao Zhang

The rise of generative image models leads to privacy concerns when it comes to the huge datasets used to train such models. This paper investigates the possibility of inferring if a set of face images was used for fine-tuning a Latent…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Lauritz Christian Holme , Anton Mosquera Storgaard , Siavash Arjomand Bigdeli

Determining whether a dataset was part of a machine learning model's training data pool can reveal privacy vulnerabilities, a challenge often addressed through membership inference attacks (MIAs). Traditional MIAs typically require access…

机器学习 · 计算机科学 2025-06-03 Yongchao Huang

Membership Inference Attack (MIA) aims to determine whether a specific data sample was included in the training dataset of a target model. Traditional MIA approaches rely on shadow models to mimic target model behavior, but their…

信息检索 · 计算机科学 2026-03-20 Li Cuihong , Huang Xiaowen , Yin Chuanhuan , Sang Jitao

The rapid advancement of Large Language Models (LLMs) has been driven by extensive datasets that may contain sensitive information, raising serious privacy concerns. One notable threat is the Membership Inference Attack (MIA), where…

密码学与安全 · 计算机科学 2025-12-17 Yihan Liao , Jacky Keung , Xiaoxue Ma , Jingyu Zhang , Yicheng Sun

The increasing parameters and expansive dataset of large language models (LLMs) highlight the urgent demand for a technical solution to audit the underlying privacy risks and copyright issues associated with LLMs. Existing studies have…

计算与语言 · 计算机科学 2024-12-30 Wenjie Fu , Huandong Wang , Chen Gao , Guanghua Liu , Yong Li , Tao Jiang

As large language models (LLMs) are trained on increasingly vast and opaque text corpora, determining which data contributed to training has become essential for copyright enforcement, compliance auditing, and user trust. While prior work…

计算与语言 · 计算机科学 2026-03-30 Pranav Shetty , Mirazul Haque , Zhiqiang Ma , Xiaomo Liu

Pre-training, which utilizes extensive and varied datasets, is a critical factor in the success of Large Language Models (LLMs) across numerous applications. However, the detailed makeup of these datasets is often not disclosed, leading to…

密码学与安全 · 计算机科学 2024-01-02 Haodong Li , Gelei Deng , Yi Liu , Kailong Wang , Yuekang Li , Tianwei Zhang , Yang Liu , Guoai Xu , Guosheng Xu , Haoyu Wang

Large language models (LLMs) have been serving as effective backbones for retrieval systems, including Retrieval-Augmentation-Generation (RAG), Dense Information Retriever (IR), and Agent Memory Retrieval. Recent studies have demonstrated…

密码学与安全 · 计算机科学 2026-05-18 Jiate Li , Defu Cao , Li Li , Wei Yang , Yuehan Qin , Chenxiao Yu , Tiannuo Yang , Ryan A. Rossi , Yan Liu , Xiyang Hu , Yue Zhao

With the widespread adoption of Large Language Models (LLMs) and increasingly stringent privacy regulations, protecting data privacy in LLMs has become essential, especially for privacy-sensitive applications. Membership Inference Attacks…

密码学与安全 · 计算机科学 2026-01-30 Md Tasnim Jawad , Mingyan Xiao , Yanzhao Wu

Membership inference attacks (MIAs) have been extensively studied in large language models (LLMs) and vision-language models (VLMs), yet their implications for vision-language-action (VLA) models remain largely unexplored. VLA models differ…

密码学与安全 · 计算机科学 2026-05-11 Yuefeng Peng , Mingzhe Li , Kejing Xia , Renhao Zhang , Amir Houmansadr

Machine learning (ML) models have been widely applied to various applications, including image classification, text generation, audio recognition, and graph data analysis. However, recent studies have shown that ML models are vulnerable to…

机器学习 · 计算机科学 2022-02-04 Hongsheng Hu , Zoran Salcic , Lichao Sun , Gillian Dobbie , Philip S. Yu , Xuyun Zhang