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Related papers: LLMs Can Understand Encrypted Prompt: Towards Priv…

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Transformer models have revolutionized AI, powering applications like content generation and sentiment analysis. However, their deployment in Machine Learning as a Service (MLaaS) raises significant privacy concerns, primarily due to the…

Cryptography and Security · Computer Science 2025-05-16 Yang Li , Xinyu Zhou , Yitong Wang , Liangxin Qian , Jun Zhao

Large Language Model (LLM)-based recommendation systems leverage powerful language models to generate personalized suggestions by processing user interactions and preferences. Unlike traditional recommendation systems that rely on…

Information Retrieval · Computer Science 2025-05-05 Tina Khezresmaeilzadeh , Jiang Zhang , Dimitrios Andreadis , Konstantinos Psounis

The increasing reliance on Large Language Models (LLMs) in sensitive domains like finance necessitates robust methods for privacy preservation and regulatory compliance. This paper presents an iterative meta-prompting methodology designed…

Computation and Language · Computer Science 2025-09-25 Sayash Raaj Hiraou

With the widespread use of LLMs, preserving privacy in user prompts has become crucial, as prompts risk exposing privacy and sensitive data to the cloud LLMs. Traditional techniques like homomorphic encryption, secure multi-party…

Computation and Language · Computer Science 2025-11-19 Xuan Li , Zhe Yin , Xiaodong Gu , Beijun Shen

The ever-increasing size of open-source Large Language Models (LLMs) renders local deployment impractical for individual users. Decentralized computing has emerged as a cost-effective solution, allowing individuals and small companies to…

Machine Learning · Computer Science 2026-02-03 Yifan Sun , Yuhang Li , Yue Zhang , Yuchen Jin , Huan Zhang

Transformer has been successfully used in practical applications, such as ChatGPT, due to its powerful advantages. However, users' input is leaked to the model provider during the service. With people's attention to privacy,…

Cryptography and Security · Computer Science 2023-08-22 Yuanchao Ding , Hua Guo , Yewei Guan , Weixin Liu , Jiarong Huo , Zhenyu Guan , Xiyong Zhang

Fine-tuning large language models (LLMs) raises privacy concerns due to the risk of exposing sensitive training data. Federated learning (FL) mitigates this risk by keeping training samples on local devices, while facing the following…

Cryptography and Security · Computer Science 2025-05-15 Zhichao You , Xuewen Dong , Ke Cheng , Xutong Mu , Jiaxuan Fu , Shiyang Ma , Qiang Qu , Yulong Shen

Numerous companies have started offering services based on large language models (LLM), such as ChatGPT, which inevitably raises privacy concerns as users' prompts are exposed to the model provider. Previous research on secure reasoning…

Cryptography and Security · Computer Science 2023-09-07 Yu Chen , Tingxin Li , Huiming Liu , Yang Yu

Large language models (LLMs), especially those based on the Transformer architecture, have had a profound impact on various aspects of daily life, such as natural language processing, content generation, research methodologies, and more.…

Machine Learning · Computer Science 2024-10-15 Yeqi Gao , Zhao Song , Xin Yang , Yufa Zhou

As large language models (LLMs) move from research to production, understanding how inference engines behave in real time has become both essential and elusive. Unlike general-purpose engines such as ONNX Runtime, today's LLM inference…

Software Engineering · Computer Science 2026-01-30 Bohua Zou , Debayan Roy , Dhimankumar Yogesh Airao , Weihao Xu , Binqi Sun , Yutao Liu , Haibo Chen

While Large Language Models (LLMs) have achieved strong performance across many NLP tasks, their opaque internal mechanisms hinder trustworthiness and safe deployment. Existing surveys in explainable AI largely focus on post-hoc explanation…

Computation and Language · Computer Science 2026-04-21 Yutong Gao , Qinglin Meng , Yuan Zhou , Liangming Pan

Large Language Models (LLMs) demonstrate impressive capabilities in natural language understanding and generation, but incur high communication overhead and privacy risks in cloud deployments, while facing compute and memory constraints…

Cryptography and Security · Computer Science 2025-12-01 Junfei Zhan , Haoxun Shen , Zheng Lin , Tengjiao He

The interactive use of large language models (LLMs) in AI assistants (at work, home, etc.) introduces a new set of inference-time privacy risks: LLMs are fed different types of information from multiple sources in their inputs and are…

Artificial Intelligence · Computer Science 2024-07-02 Niloofar Mireshghallah , Hyunwoo Kim , Xuhui Zhou , Yulia Tsvetkov , Maarten Sap , Reza Shokri , Yejin Choi

There is a growing trend to outsource the inference task of large transformer models to cloud servers. However, this poses a severe threat to users' private data as they are exposed to cloud servers after uploading. Although several works…

Cryptography and Security · Computer Science 2024-03-26 Weize Wang , Yi Kuang

Large Language Models (LLMs) built on transformer architectures have transformed natural language processing, achieving remarkable performance across diverse applications. While distributed inference frameworks enable practical deployment…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-22 Lang Xu , Kaushik Kandadi Suresh , Quentin Anthony , Nawras Alnaasan , Dhabaleswar K. Panda

Model adaptation is crucial to handle the discrepancy between proxy training data and actual users data received. To effectively perform adaptation, textual data of users is typically stored on servers or their local devices, where…

Computation and Language · Computer Science 2023-12-15 Arpita Vats , Zhe Liu , Peng Su , Debjyoti Paul , Yingyi Ma , Yutong Pang , Zeeshan Ahmed , Ozlem Kalinli

The integration of Large Language Models (LLMs) in 6G vehicular networks promises unprecedented advancements in intelligent transportation systems. However, offloading LLM computations from vehicles to edge infrastructure poses significant…

Cryptography and Security · Computer Science 2025-09-09 Ikhlasse Badidi , Nouhaila El Khiyaoui , Aya Riany , Badr Ben Elallid , Amine Abouaomar

Fine-tuning is a common and effective method for tailoring large language models (LLMs) to specialized tasks and applications. In this paper, we study the privacy implications of fine-tuning LLMs on user data. To this end, we consider a…

Cryptography and Security · Computer Science 2024-02-27 Nikhil Kandpal , Krishna Pillutla , Alina Oprea , Peter Kairouz , Christopher A. Choquette-Choo , Zheng Xu

Large language models (LLMs) have been applied in various applications due to their astonishing capabilities. With advancements in technologies such as chain-of-thought (CoT) prompting and in-context learning (ICL), the prompts fed to LLMs…

Computation and Language · Computer Science 2023-12-07 Huiqiang Jiang , Qianhui Wu , Chin-Yew Lin , Yuqing Yang , Lili Qiu

Alignment is a key step in developing Large Language Models (LLMs) using human feedback to ensure adherence to human values and societal norms. Dependence on human feedback raises privacy concerns about how much a labeler's preferences may…

Machine Learning · Computer Science 2025-12-11 Noel Teku , Fengwei Tian , Payel Bhattacharjee , Souradip Chakraborty , Amrit Singh Bedi , Ravi Tandon