A comprehensive survey on local differential privacy

X **ong, S Liu, D Li, Z Cai, X Niu - Security and Communication …, 2020‏ - Wiley Online Library
With the advent of the era of big data, privacy issues have been becoming a hot topic in
public. Local differential privacy (LDP) is a state‐of‐the‐art privacy preservation technique …

Privacy-preserving distributed optimization via subspace perturbation: A general framework

Q Li, R Heusdens… - IEEE Transactions on …, 2020‏ - ieeexplore.ieee.org
As the modern world becomes increasingly digitized and interconnected, distributed signal
processing has proven to be effective in processing its large volume of data. However, a …

Privacy-preserving distributed processing: Metrics, bounds and algorithms

Q Li, JS Gundersen, R Heusdens… - IEEE Transactions on …, 2021‏ - ieeexplore.ieee.org
Privacy-preserving distributed processing has recently attracted considerable attention. It
aims to design solutions for conducting signal processing tasks over networks in a …

Sarve: synthetic data and local differential privacy for private frequency estimation

G Varma, R Chauhan, D Singh - Cybersecurity, 2022‏ - Springer
The collection of user attributes by service providers is a double-edged sword. They are
instrumental in driving statistical analysis to train more accurate predictive models like …

Provable privacy advantages of decentralized federated learning via distributed optimization

W Yu, Q Li, M Lopuhaä-Zwakenberg… - IEEE Transactions …, 2024‏ - ieeexplore.ieee.org
Federated learning (FL) emerged as a paradigm designed to improve data privacy by
enabling data to reside at its source, thus embedding privacy as a core consideration in FL …

[HTML][HTML] Communication efficient privacy-preserving distributed optimization using adaptive differential quantization

Q Li, R Heusdens, MG Christensen - Signal Processing, 2022‏ - Elsevier
Privacy issues and communication cost are both major concerns in distributed optimization
in networks. There is often a trade-off between them because the encryption methods used …

A privacy-preserving game model for local differential privacy by using information-theoretic approach

N Wu, C Peng, K Niu - IEEE Access, 2020‏ - ieeexplore.ieee.org
Local differential privacy (LDP) is an effective privacy-preserving model to address the
problems which do not have a trusted entity. The main idea of the LDP is to add randomness …

Gdp vs. ldp: A survey from the perspective of information-theoretic channel

H Liu, C Peng, Y Tian, S Long, F Tian, Z Wu - Entropy, 2022‏ - mdpi.com
The existing work has conducted in-depth research and analysis on global differential
privacy (GDP) and local differential privacy (LDP) based on information theory. However, the …

Fisher information as a utility metric for frequency estimation under local differential privacy

M Lopuhaä-Zwakenberg, B Škorić, N Li - Proceedings of the 21st …, 2022‏ - dl.acm.org
Local Differential Privacy (LDP) is the de facto standard technique to ensure privacy for
users whose data is collected by a data aggregator they do not necessarily trust. This …

The privacy funnel from the viewpoint of local differential privacy

M Lopuhaä-Zwakenberg - arxiv preprint arxiv:2002.01501, 2020‏ - arxiv.org
We consider a database $\vec {X}=(X_1,\cdots, X_n) $ containing the data of $ n $ users.
The data aggregator wants to publicise the database, but wishes to sanitise the dataset to …