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Data privacy is an important issue for organizations and enterprises to securely outsource data storage, sharing, and computation on clouds / fogs. However, data encryption is complicated in terms of the key management and distribution;…

Cryptography and Security · Computer Science 2021-01-13 Jenn-Bing Ong , Wee-Keong Ng , Ivan Tjuawinata , Chao Li , Jielin Yang , Sai None Myne , Huaxiong Wang , Kwok-Yan Lam , C. -C. Jay Kuo

Data mining has made broad significant multidisciplinary field used in vast application domains and extracts knowledge by identifying structural relationship among the objects in large data bases. Privacy preserving data mining is a new…

Cryptography and Security · Computer Science 2013-04-17 Pasupuleti Rajesh , Gugulothu Narsimha

Suppose that party A collects private information about its users, where each user's data is represented as a bit vector. Suppose that party B has a proprietary data mining algorithm that requires estimating the distance between users, such…

Data Structures and Algorithms · Computer Science 2018-07-16 Krishnaram Kenthapadi , Aleksandra Korolova , Ilya Mironov , Nina Mishra

Text embeddings enable numerous NLP applications but face severe privacy risks from embedding inversion attacks, which can expose sensitive attributes or reconstruct raw text. Existing differential privacy defenses assume uniform…

Cryptography and Security · Computer Science 2026-02-10 Yu-Che Tsai , Hsiang Hsiao , Kuan-Yu Chen , Shou-De Lin

Privacy is become major issue in distributed data mining. In the literature we can found many proposals of privacy preserving which can be divided into two major categories that is trusted third party and multiparty based privacy protocols.…

Cryptography and Security · Computer Science 2013-04-25 B. Hanmanthu , B. Raghu Ram , P. Niranjan

In the era of cloud computing and data-driven applications, it is crucial to protect sensitive information to maintain data privacy, ensuring truly reliable systems. As a result, preserving privacy in deep learning systems has become a…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Fabian Perez , Jhon Lopez , Henry Arguello

Fueled by its successful commercialization, the recommender system (RS) has gained widespread attention. However, as the training data fed into the RS models are often highly sensitive, it ultimately leads to severe privacy concerns,…

Cryptography and Security · Computer Science 2022-12-06 Hao Ren , Guowen Xu , Tianwei Zhang , Jianting Ning , Xinyi Huang , Hongwei Li , Rongxing Lu

Differential privacy comes equipped with multiple analytical tools for the design of private data analyses. One important tool is the so-called "privacy amplification by subsampling" principle, which ensures that a differentially private…

Machine Learning · Computer Science 2018-11-26 Borja Balle , Gilles Barthe , Marco Gaboardi

Iris-based biometric identification is increasingly recognized for its significant accuracy and long-term stability compared to other biometric modalities such as fingerprints or facial features. However, all biometric modalities are highly…

Cryptography and Security · Computer Science 2026-03-31 Christina Karakosta , Lian Alhedaithy , William J. Knottenbelt

To mitigate privacy leakage and performance issues in personalized advertising, this paper proposes a framework that integrates federated learning and differential privacy. The system combines distributed feature extraction, dynamic privacy…

Cryptography and Security · Computer Science 2025-07-17 Xiang Li , Yifan Lin , Yuanzhe Zhang

Concerns for the privacy of individuals captured in public imagery have led to privacy-preserving action recognition. Existing approaches often suffer from issues arising through obfuscation being applied globally and a lack of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Filip Ilic , He Zhao , Thomas Pock , Richard P. Wildes

With decentralized optimization having increased applications in various domains ranging from machine learning, control, sensor networks, to robotics, its privacy is also receiving increased attention. Existing privacy-preserving approaches…

Optimization and Control · Mathematics 2022-07-13 Huan Gao , Yongqiang Wang , Angelia Nedić

In this work, we propose a novel framework for privacy-preserving client-distributed machine learning. It is motivated by the desire to achieve differential privacy guarantees in the local model of privacy in a way that satisfies all…

Cryptography and Security · Computer Science 2018-10-12 Vasyl Pihur , Aleksandra Korolova , Frederick Liu , Subhash Sankuratripati , Moti Yung , Dachuan Huang , Ruogu Zeng

Sparse coding algorithm is an learning algorithm mainly for unsupervised feature for finding succinct, a little above high - level Representation of inputs, and it has successfully given a way for Deep learning. Our objective is to use High…

Machine Learning · Computer Science 2014-04-08 R. Vidya , Dr. G. M. Nasira , R. P. Jaia Priyankka

In this document, a privacy-preserving distributed profile matching protocol is proposed in a particular network context called \emph{mobile social network}. Such networks are often deployed in more or less hostile environments, requiring…

Cryptography and Security · Computer Science 2015-02-26 Rachid Chergui

We present a novel privacy-preserving scheme for deep neural networks (DNNs) that enables us not to only apply images without visual information to DNNs for both training and testing but to also consider data augmentation in the encrypted…

Cryptography and Security · Computer Science 2019-05-07 Warit Sirichotedumrong , Takahiro Maekawa , Yuma Kinoshita , Hitoshi Kiya

Organizations are collecting vast amounts of data, but they often lack the capabilities needed to fully extract insights. As a result, they increasingly share data with external experts, such as analysts or researchers, to gain value from…

Machine Learning · Computer Science 2025-05-16 Yusi Wei , Hande Y. Benson , Joseph K. Agor , Muge Capan

The goal of homomorphic encryption is to encrypt data such that another party can operate on it without being explicitly exposed to the content of the original data. We introduce an idea for a privacy-preserving transformation on natural…

Computation and Language · Computer Science 2020-05-28 Zhifeng Hu , Serhii Havrylov , Ivan Titov , Shay B. Cohen

We consider the privacy amplification properties of a sampling scheme in which a user's data is used in k steps chosen randomly and uniformly from a sequence (or set) of t steps. This sampling scheme has been recently applied in the context…

Machine Learning · Computer Science 2026-01-16 Vitaly Feldman , Moshe Shenfeld

The emerging public awareness and government regulations of data privacy motivate new paradigms of collecting and analyzing data that are transparent and acceptable to data owners. We present a new concept of privacy and corresponding data…

Cryptography and Security · Computer Science 2022-06-08 Jie Ding , Bangjun Ding