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Membership inference attacks are designed to determine, using black box access to trained models, whether a particular example was used in training or not. Membership inference can be formalized as a hypothesis testing problem. The most…

Machine Learning · Computer Science 2023-07-10 Martin Bertran , Shuai Tang , Michael Kearns , Jamie Morgenstern , Aaron Roth , Zhiwei Steven Wu

In this research, we analyze the performance of Membership Inference Tests (MINT), focusing on determining whether given data were utilized during the training phase, specifically in the domain of object recognition. Within the area of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Gonzalo Mancera , Daniel DeAlcala , Aythami Morales , Ruben Tolosana , Julian Fierrez

Federated learning is a decentralized machine learning approach where clients train models locally and share model updates to develop a global model. This enables low-resource devices to collaboratively build a high-quality model without…

Cryptography and Security · Computer Science 2024-12-10 Li Bai , Haibo Hu , Qingqing Ye , Haoyang Li , Leixia Wang , Jianliang Xu

A large body of research has shown that machine learning models are vulnerable to membership inference (MI) attacks that violate the privacy of the participants in the training data. Most MI research focuses on the case of a single…

Machine Learning · Computer Science 2022-05-16 Matthew Jagielski , Stanley Wu , Alina Oprea , Jonathan Ullman , Roxana Geambasu

Membership Inference Attack (MIA) determines the presence of a record in a machine learning model's training data by querying the model. Prior work has shown that the attack is feasible when the model is overfitted to its training data or…

Cryptography and Security · Computer Science 2018-02-15 Yunhui Long , Vincent Bindschaedler , Lei Wang , Diyue Bu , Xiaofeng Wang , Haixu Tang , Carl A. Gunter , Kai Chen

Among all privacy attacks against Machine Learning (ML), membership inference attacks (MIA) attracted the most attention. In these attacks, the attacker is given an ML model and a data point, and they must infer whether the data point was…

Cryptography and Security · Computer Science 2025-12-02 Bram van Dartel , Marc Damie , Florian Hahn

Machine learning models are prone to memorizing sensitive data, making them vulnerable to membership inference attacks in which an adversary aims to infer whether an input sample was used to train the model. Over the past few years,…

Cryptography and Security · Computer Science 2022-08-23 Xinlei He , Zheng Li , Weilin Xu , Cory Cornelius , Yang Zhang

Membership Inference attacks (MIAs) aim to predict whether a data sample was present in the training data of a machine learning model or not, and are widely used for assessing the privacy risks of language models. Most existing attacks rely…

Computation and Language · Computer Science 2023-08-08 Justus Mattern , Fatemehsadat Mireshghallah , Zhijing Jin , Bernhard Schölkopf , Mrinmaya Sachan , Taylor Berg-Kirkpatrick

Membership inference attack is one of the most popular privacy attacks in machine learning, which aims to predict whether a given sample was contained in the target model's training set. Label-only membership inference attack is a variant…

Machine Learning · Computer Science 2023-06-08 JiaCheng Xu , ChengXiang Tan

Membership inference attacks (MIA) can reveal whether a particular data point was part of the training dataset, potentially exposing sensitive information about individuals. This article provides theoretical guarantees by exploring the…

Machine Learning · Statistics 2025-10-08 Eric Aubinais , Elisabeth Gassiat , Pablo Piantanida

Training machine learning models on privacy-sensitive data has become a popular practice, driving innovation in ever-expanding fields. This has opened the door to new attacks that can have serious privacy implications. One such attack, the…

Cryptography and Security · Computer Science 2023-06-16 Thomas Humphries , Simon Oya , Lindsey Tulloch , Matthew Rafuse , Ian Goldberg , Urs Hengartner , Florian Kerschbaum

Membership inference attacks (MIAs) aim to infer whether a data point has been used to train a machine learning model. These attacks can be employed to identify potential privacy vulnerabilities and detect unauthorized use of personal data.…

Machine Learning · Computer Science 2023-10-03 Myeongseob Ko , Ming Jin , Chenguang Wang , Ruoxi Jia

This article introduces the Membership Inference Test (MINT), a novel approach that aims to empirically assess if given data was used during the training of AI/ML models. Specifically, we propose two MINT architectures designed to learn the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-09 Daniel DeAlcala , Aythami Morales , Julian Fierrez , Gonzalo Mancera , Ruben Tolosana , Javier Ortega-Garcia

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…

Computer Vision and Pattern Recognition · Computer Science 2020-01-29 Yeachan Park , Myungjoo Kang

With the increasing adoption of AI, inherent security and privacy vulnerabilities formachine learning systems are being discovered. One such vulnerability makes itpossible for an adversary to obtain private information about the types of…

Machine Learning · Computer Science 2019-10-11 Samyadeep Basu , Rauf Izmailov , Chris Mesterharm

Modern machine learning (ML) ecosystems offer a surging number of ML frameworks and code repositories that can greatly facilitate the development of ML models. Today, even ordinary data holders who are not ML experts can apply off-the-shelf…

Cryptography and Security · Computer Science 2024-07-03 Zitao Chen , Karthik Pattabiraman

The rise of deep learning (DL) has led to a surging demand for training data, which incentivizes the creators of DL models to trawl through the Internet for training materials. Meanwhile, users often have limited control over whether their…

Cryptography and Security · Computer Science 2025-05-23 Zitao Chen , Karthik Pattabiraman

We present the Membership Inference Test Demonstrator, to emphasize the need for more transparent machine learning training processes. MINT is a technique for experimentally determining whether certain data has been used during the training…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Daniel DeAlcala , Aythami Morales , Julian Fierrez , Gonzalo Mancera , Ruben Tolosana , Ruben Vera-Rodriguez

Artificial intelligence systems are prevalent in everyday life, with use cases in retail, manufacturing, health, and many other fields. With the rise in AI adoption, associated risks have been identified, including privacy risks to the…

Machine Learning · Computer Science 2024-07-19 Shlomit Shachor , Natalia Razinkov , Abigail Goldsteen

A membership inference attack allows an adversary to query a trained machine learning model to predict whether or not a particular example was contained in the model's training dataset. These attacks are currently evaluated using…

Cryptography and Security · Computer Science 2022-04-13 Nicholas Carlini , Steve Chien , Milad Nasr , Shuang Song , Andreas Terzis , Florian Tramer