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While storing documents on the cloud can be attractive, the question remains whether cloud providers can be trusted with storing private documents. Even if trusted, data breaches are ubiquitous. To prevent information leakage one can store…

Cryptography and Security · Computer Science 2023-07-04 Marco Dijkslag , Marc Damie , Florian Hahn , Andreas Peter

Deep learning has attracted broad interest in healthcare and medical communities. However, there has been little research into the privacy issues created by deep networks trained for medical applications. Recently developed inference attack…

Machine Learning · Computer Science 2020-11-03 Maoqiang Wu , Xinyue Zhang , Jiahao Ding , Hien Nguyen , Rong Yu , Miao Pan , Stephen T. Wong

Deduplication has been largely employed in distributed storage systems to improve space efficiency. Traditional deduplication research ignores the design specifications of shared-nothing distributed storage systems such as no central…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-03-22 Awais Khan , Chang-Gyu Lee , Prince Hamandawana , Sungyong Park , Youngjae Kim

In this work, we show how knowledge of the query distribution, combined with access-pattern leakage, is sufficient to break multi-dimensional encrypted range queries, with provable guarantees. Prior attacks either recover only data topology…

Cryptography and Security · Computer Science 2026-05-11 Daniel Blackley , Nathaniel Moyer , Charalampos Papamanthou , Evgenios M. Kornaropoulos

Machine learning models have been shown to leak information violating the privacy of their training set. We focus on membership inference attacks on machine learning models which aim to determine whether a data point was used to train the…

Cryptography and Security · Computer Science 2020-09-02 Shadi Rahimian , Tribhuvanesh Orekondy , Mario Fritz

Graph generative diffusion models have recently emerged as a powerful paradigm for generating complex graph structures, effectively capturing intricate dependencies and relationships within graph data. However, the privacy risks associated…

Machine Learning · Computer Science 2026-01-08 Xiuling Wang , Xin Huang , Guibo Luo , Jianliang Xu

A large body of work shows that machine learning (ML) models can leak sensitive or confidential information about their training data. Recently, leakage due to distribution inference (or property inference) attacks is gaining attention. In…

Cryptography and Security · Computer Science 2022-09-20 Valentin Hartmann , Léo Meynent , Maxime Peyrard , Dimitrios Dimitriadis , Shruti Tople , Robert West

Advanced deepfake technologies are blurring the lines between real and fake, presenting both revolutionary opportunities and alarming threats. While it unlocks novel applications in fields like entertainment and education, its malicious use…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Qihao Shen , Jiaxing Xuan , Zhenguang Liu , Sifan Wu , Yutong Xie , Zhaoyan Ming , Yingying Jiao , kui Ren

While cryptographic algorithms such as the ubiquitous Advanced Encryption Standard (AES) are secure, *physical implementations* of these algorithms in hardware inevitably 'leak' sensitive data such as cryptographic keys. A particularly…

Machine Learning · Computer Science 2026-03-26 Jimmy Gammell , Anand Raghunathan , Abolfazl Hashemi , Kaushik Roy

Cloud data storage solutions offer customers cost-effective and reduced data management. While attractive, data security issues remain to be a core concern. Traditional encryption protects stored documents, but hinders simple…

Cryptography and Security · Computer Science 2023-06-28 Marc Damie , Florian Hahn , Andreas Peter

Recent developments in cloud storage architectures have originated new models of online storage as cooperative storage systems and interconnected clouds. Such distributed environments involve many organizations, thus ensuring…

Cryptography and Security · Computer Science 2016-06-30 Marco Baldi , Alessandro Cucchiarelli , Linda Senigagliesi , Luca Spalazzi , Francesco Spegni

Machine learning models used for distributed architectures consisting of servers and clients require large amounts of data to achieve high accuracy. Data obtained from clients are collected on a central server for model training. However,…

Cryptography and Security · Computer Science 2025-09-18 Ozer Ozturk , Busra Buyuktanir , Gozde Karatas Baydogmus , Kazim Yildiz

Recent Searchable Symmetric Encryption (SSE) schemes enable secure searching over an encrypted database stored in a server while limiting the information leaked to the server. These schemes focus on hiding the access pattern, which refers…

Cryptography and Security · Computer Science 2020-10-08 Simon Oya , Florian Kerschbaum

Systems such as file backup services often use content-defined chunking (CDC) algorithms, especially those based on rolling hash techniques, to split files into chunks in a way that allows for data deduplication. These chunking algorithms…

Cryptography and Security · Computer Science 2025-04-04 Boris Alexeev , Colin Percival , Yan X Zhang

Powered by machine learning services in the cloud, numerous learning-driven mobile applications are gaining popularity in the market. As deep learning tasks are mostly computation-intensive, it has become a trend to process raw data on…

Machine Learning · Computer Science 2021-06-16 Shuang Zhang , Liyao Xiang , Congcong Li , Yixuan Wang , Quanshi Zhang , Wei Wang , Bo Li

Leaks from password datasets are a regular occurrence. An organization may defend a leak with reassurances that just a small subset of passwords were taken. In this paper we show that the leak of a relatively small number of text-based…

Cryptography and Security · Computer Science 2021-03-29 Hazel Murray , David Malone

Currently, an increasing number of users and enterprises are storing their data in the cloud but do not fully trust cloud providers with their data in plaintext form. To address this concern, they encrypt their data before uploading it to…

Cryptography and Security · Computer Science 2025-01-07 Zhaokang Ke , Haoyu Gong , David H. C. Du

Dynamic searchable symmetric encryption (DSSE) enables a server to efficiently search and update over encrypted files. To minimize the leakage during updates, a security notion named forward and backward privacy is expected for newly…

Cryptography and Security · Computer Science 2023-09-14 Lei Xu , Leqian Zheng , Chengzhi Xu , Xingliang Yuan , Cong Wang

The distributed inference framework comprises of a group of spatially distributed nodes which acquire observations about a phenomenon of interest. Due to bandwidth and energy constraints, the nodes often quantize their observations into a…

Cryptography and Security · Computer Science 2015-02-20 Bhavya Kailkhura , V. Sriram Siddhardh Nadendla , Pramod K. Varshney

Simply restricting the computation to non-sensitive part of the data may lead to inferences on sensitive data through data dependencies. Inference control from data dependencies has been studied in the prior work. However, existing…

Databases · Computer Science 2023-12-27 Primal Pappachan , Shufan Zhang , Xi He , Sharad Mehrotra