Data poisoning attacks to local differential privacy protocols

X Cao, J Jia, NZ Gong - 30th USENIX Security Symposium (USENIX …, 2021 - usenix.org
Local Differential Privacy (LDP) protocols enable an untrusted data collector to perform
privacy-preserving data analytics. In particular, each user locally perturbs its data to …

Poisoning attacks to local differential privacy protocols for {Key-Value} data

Y Wu, X Cao, J Jia, NZ Gong - 31st USENIX Security Symposium …, 2022 - usenix.org
Local Differential Privacy (LDP) protocols enable an untrusted server to perform privacy-
preserving, federated data analytics. Various LDP protocols have been developed for …

Fine-grained poisoning attack to local differential privacy protocols for mean and variance estimation

X Li, N Li, W Sun, NZ Gong, H Li - 32nd USENIX Security Symposium …, 2023 - usenix.org
Although local differential privacy (LDP) protects individual users' data from inference by an
untrusted data curator, recent studies show that an attacker can launch a data poisoning …

Secure and utility-aware data collection with condensed local differential privacy

ME Gursoy, A Tamersoy, S Truex… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Local Differential Privacy (LDP) is popularly used in practice for privacy-preserving data
collection. Although existing LDP protocols offer high utility for large user populations …

CGM: an enhanced mechanism for streaming data collection with local differential privacy

E Bao, Y Yang, X Xiao, B Ding - Proceedings of the VLDB Endowment, 2021 - dl.acm.org
Local differential privacy (LDP) is a well-established privacy protection scheme for collecting
sensitive data, which has been integrated into major platforms such as iOS, Chrome, and …

Privacy at scale: Local differential privacy in practice

G Cormode, S Jha, T Kulkarni, N Li… - Proceedings of the …, 2018 - dl.acm.org
Local differential privacy (LDP), where users randomly perturb their inputs to provide
plausible deniability of their data without the need for a trusted party, has been adopted …

Cryptϵ: Crypto-assisted differential privacy on untrusted servers

A Roy Chowdhury, C Wang, X He… - Proceedings of the …, 2020 - dl.acm.org
Differential privacy (DP) is currently the de-facto standard for achieving privacy in data
analysis, which is typically implemented either in the" central" or" local" model. The local …

Utility analysis and enhancement of LDP mechanisms in high-dimensional space

J Duan, Q Ye, H Hu - 2022 IEEE 38th International Conference …, 2022 - ieeexplore.ieee.org
Local differential privacy (LDP), which perturbs each user's data locally and only sends the
noisy version of her information to the aggregator, is a popular privacy-preserving data …

Manipulation attacks in local differential privacy

A Cheu, A Smith, J Ullman - 2021 IEEE Symposium on Security …, 2021 - ieeexplore.ieee.org
Local differential privacy is a widely studied restriction on distributed algorithms that collect
aggregates about sensitive user data, and is now deployed in several large systems. We …

Differentially private data aggregation with optimal utility

F Eigner, A Kate, M Maffei, F Pampaloni… - Proceedings of the 30th …, 2014 - dl.acm.org
Computing aggregate statistics about user data is of vital importance for a variety of services
and systems, but this practice has been shown to seriously undermine the privacy of users …