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We demonstrate that it is possible to train large recurrent language models with user-level differential privacy guarantees with only a negligible cost in predictive accuracy. Our work builds on recent advances in the training of deep…

Machine Learning · Computer Science 2018-02-27 H. Brendan McMahan , Daniel Ramage , Kunal Talwar , Li Zhang

This paper presents a framework for privacy-preserving verification of machine learning models, focusing on models trained on sensitive data. Integrating Local Differential Privacy (LDP) with model explanations from LIME and SHAP, our…

Machine Learning · Computer Science 2025-01-15 Wenbiao Li , Anisa Halimi , Xiaoqian Jiang , Jaideep Vaidya , Erman Ayday

In-Context Learning (ICL) has become a standard technique for adapting Large Language Models (LLMs) to specialized tasks by supplying task-specific exemplars within the prompt. However, when these exemplars contain sensitive information,…

Cryptography and Security · Computer Science 2026-04-22 Jacob Choi , Shuying Cao , Xingjian Dong , Amin Banayeeanzade , Wang Bill Zhu , Robin Jia , Sai Praneeth Karimireddy

Scaling laws have emerged as important components of large language model (LLM) training as they can predict performance gains through scale, and provide guidance on important hyper-parameter choices that would otherwise be expensive. LLMs…

As Large Language Models (LLMs) are increasingly deployed in sensitive domains such as enterprise and government, ensuring that they adhere to user-defined security policies within context is critical-especially with respect to information…

Computation and Language · Computer Science 2025-09-17 Hwan Chang , Yumin Kim , Yonghyun Jun , Hwanhee Lee

With the recent remarkable advancement of large language models (LLMs), there has been a growing interest in utilizing them in the domains with highly sensitive data that lies outside their training data. For this purpose,…

Cryptography and Security · Computer Science 2025-11-13 Tatsuki Koga , Ruihan Wu , Zhiyuan Zhang , Kamalika Chaudhuri

The study of privacy-preserving Natural Language Processing (NLP) has gained rising attention in recent years. One promising avenue studies the integration of Differential Privacy in NLP, which has brought about innovative methods in a…

Computation and Language · Computer Science 2024-05-06 Stephen Meisenbacher , Maulik Chevli , Florian Matthes

Federated learning (FL) enhances privacy by keeping user data on local devices. However, emerging attacks have demonstrated that the updates shared by users during training can reveal significant information about their data. This has…

In the past decade analysis of big data has proven to be extremely valuable in many contexts. Local Differential Privacy (LDP) is a state-of-the-art approach which allows statistical computations while protecting each individual user's…

Cryptography and Security · Computer Science 2019-07-30 Björn Bebensee

Large language model (LLM) agents are increasingly deployed in personalized tasks involving sensitive, context-dependent information, where privacy violations may arise in agents' action due to the implicitness of contextual privacy.…

Computation and Language · Computer Science 2026-02-17 Yuhan Cheng , Hancheng Ye , Hai Helen Li , Jingwei Sun , Yiran Chen

In this paper, we focus on preserving differential privacy (DP) in continual learning (CL), in which we train ML models to learn a sequence of new tasks while memorizing previous tasks. We first introduce a notion of continual adjacent…

Machine Learning · Computer Science 2021-10-12 Pradnya Desai , Phung Lai , NhatHai Phan , My T. Thai

As large language models (LLMs) become ubiquitous in our daily tasks and digital interactions, associated privacy risks are increasingly in focus. While LLM privacy research has primarily focused on the leakage of model training data, it…

Artificial Intelligence · Computer Science 2024-11-05 Batuhan Tömekçe , Mark Vero , Robin Staab , Martin Vechev

Large language models specialized for code (CodeLLMs) have demonstrated remarkable capabilities in generating code snippets, documentation, and test cases. However, despite their promising capabilities, CodeLLMs can inadvertently memorize…

Software Engineering · Computer Science 2025-12-15 Melih Catal , Pooja Rani , Harald C. Gall

Large language models (LLMs) frequently memorize sensitive or personal information, raising significant privacy concerns. Existing variants of differential privacy stochastic gradient descent (DPSGD) inject uniform noise into every gradient…

Machine Learning · Computer Science 2025-09-30 Manjiang Yu , Priyanka Singh , Xue Li , Yang Cao

Large language models (LLMs) are increasingly applied in fields such as finance, education, and governance due to their ability to generate human-like text and adapt to specialized tasks. However, their widespread adoption raises critical…

Cryptography and Security · Computer Science 2025-05-26 Yu Wang , Cailing Cai , Zhihua Xiao , Peifung E. Lam

Language models (LMs) rely on their parametric knowledge augmented with relevant contextual knowledge for certain tasks, such as question answering. However, the contextual knowledge can contain private information that may be leaked when…

Computation and Language · Computer Science 2025-12-17 James Flemings , Bo Jiang , Wanrong Zhang , Zafar Takhirov , Murali Annavaram

Although Large Language Models (LLMs) have become increasingly integral to diverse applications, their capabilities raise significant privacy concerns. This survey offers a comprehensive overview of privacy risks associated with LLMs and…

Cryptography and Security · Computer Science 2025-05-06 Kang Chen , Xiuze Zhou , Yuanguo Lin , Shibo Feng , Li Shen , Pengcheng Wu

Large language models (LLMs), renowned for their impressive capabilities in various tasks, have significantly advanced artificial intelligence. Yet, these advancements have raised growing concerns about privacy and security implications. To…

Artificial Intelligence · Computer Science 2024-03-28 Yuqi Yang , Xiaowen Huang , Jitao Sang

The widespread use of Large Language Model (LLM)-based conversational agents (CAs), especially in high-stakes domains, raises many privacy concerns. Building ethical LLM-based CAs that respect user privacy requires an in-depth understanding…

Human-Computer Interaction · Computer Science 2024-04-03 Zhiping Zhang , Michelle Jia , Hao-Ping Lee , Bingsheng Yao , Sauvik Das , Ada Lerner , Dakuo Wang , Tianshi Li

As the tide of Big Data continues to influence the landscape of Natural Language Processing (NLP), the utilization of modern NLP methods has grounded itself in this data, in order to tackle a variety of text-based tasks. These methods…

Computation and Language · Computer Science 2022-08-18 Oleksandra Klymenko , Stephen Meisenbacher , Florian Matthes
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