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This paper addresses the challenge of preserving privacy in Federated Learning (FL) within centralized systems, focusing on both trusted and untrusted server scenarios. We analyze this setting within the Stochastic Convex Optimization (SCO)…

Machine Learning · Computer Science 2024-07-18 Roie Reshef , Kfir Y. Levy

We study goodness-of-fit and independence testing of discrete distributions in a setting where samples are distributed across multiple users. The users wish to preserve the privacy of their data while enabling a central server to perform…

Data Structures and Algorithms · Computer Science 2021-01-21 Jayadev Acharya , Clément L. Canonne , Cody Freitag , Ziteng Sun , Himanshu Tyagi

A novel private communication framework is proposed where privacy is induced by transmitting over a channel instances of linear inverse problems that are identifiable to the legitimate receiver but unidentifiable to an eavesdropper. The gap…

Information Theory · Computer Science 2024-07-24 Maxime Ferreira Da Costa , Jianxiu Li , Urbashi Mitra

This paper investigates a machine learning-based power allocation design for secure transmission in a cognitive radio (CR) network. In particular, a neural network (NN)-based approach is proposed to maximize the secrecy rate of the…

Information Theory · Computer Science 2021-01-06 Miao Zhang , Kanapathippillai Cumanan , Jeyarajan Thiyagalingam , Yanqun Tang , Wei Wang , Zhiguo Ding , Octavia A. Dobre

The emergence of deep neural networks capable of revealing high-fidelity scene details from sparse 3D point clouds has raised significant privacy concerns in visual localization involving private maps. Lifting map points to randomly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Heejoon Moon , Jongwoo Lee , Jeonggon Kim , Je Hyeong Hong

Distributed computing frameworks such as MapReduce have become essential for large-scale data processing by decomposing tasks across multiple nodes. The multi-access distributed computing (MADC) model further advances this paradigm by…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-10 Shanuja Sasi

Radio maps that describe spatial variations in wireless signal strength are widely used to optimize networks and support aerial platforms. Their construction requires location-labeled signal measurements from distributed users, raising…

Signal Processing · Electrical Eng. & Systems 2025-12-10 Jijia Tian , Wangqian Chen , Junting Chen , Pooi-Yuen Kam

Privacy Preserving Data Mining is a method which ensures privacy of individual information during mining. Most important task involves retrieving information from multiple data bases which is distributed. The data once in the data warehouse…

Databases · Computer Science 2012-04-13 P. Kiran , S Sathish Kumar , N. P. Kavya

In this paper, we analyze the problem of optimally allocating resources in a distributed and privacy-preserving manner. We propose a novel distributed optimal resource allocation algorithm with privacy-preserving guarantees, which operates…

Systems and Control · Electrical Eng. & Systems 2022-07-19 Jakob Nylöf , Apostolos I. Rikos , Sebin Gracy , Karl H. Johansson

Encrypted data deduplication is an important technique for saving storage space and network bandwidth, which has been widely used in cloud storage. Recently, a number of schemes that solve the problem of data deduplication with dynamic…

Cryptography and Security · Computer Science 2022-09-01 Xuewei Ma , Wenyuan Yang , Yuesheng Zhu , Zhiqiang Bai

In this paper, we delve into the challenge of optimizing joint communication and computation for semantic communication over wireless networks using a probability graph framework. In the considered model, the base station (BS) extracts the…

Information Theory · Computer Science 2025-04-09 Zhouxiang Zhao , Zhaohui Yang , Xu Gan , Quoc-Viet Pham , Chongwen Huang , Wei Xu , Zhaoyang Zhang

In this paper, an artificial noise-aided strategy is presented for location-privacy preservation. A novel framework for the reduction of location-privacy leakage is introduced, where structured artificial noise is designed to degrade the…

Signal Processing · Electrical Eng. & Systems 2023-02-20 Jianxiu Li , Urbashi Mitra

We study the problem of providing privacy-preserving access to an outsourced honest-but-curious data repository for a group of trusted users. We show that such privacy-preserving data access is possible using a combination of probabilistic…

Cryptography and Security · Computer Science 2011-05-23 Michael T. Goodrich , Michael Mitzenmacher , Olga Ohrimenko , Roberto Tamassia

In this paper, we examine a cognitive spectrum access scheme in which secondary users exploit the primary feedback information. We consider an overlay secondary network employing a random access scheme in which secondary users access the…

Optimization and Control · Mathematics 2012-04-10 Ahmed M. Arafa , Karim G. Seddik , Ahmed K. Sultan , Tamer ElBatt , Amr A. El-Sherif

Graph encryption schemes play a crucial role in facilitating secure queries on encrypted graphs hosted on untrusted servers. With applications spanning navigation systems, network topology, and social networks, the need to safeguard…

Cryptography and Security · Computer Science 2024-05-30 Seyni Kane , Anis Bkakria

With the rapid development of mobile computing technology, massive amounts of spatial data are continuously generated from various mobile terminals and sensing devices, such as smartphones, connected vehicles, and drones. Performing…

Cryptography and Security · Computer Science 2026-05-26 Xuhao Ren , Mingyang Zhao , Ruichen Zhang , Liehuang Zhu , Dusit Niyato , Bin Xiao

Protecting location privacy in mobile services has recently received significant consideration as Location-Based Service (LBS) can reveal user locations to attackers. A problem in the existing cloaking schemes is that location…

Cryptography and Security · Computer Science 2017-09-13 Hiep H. Nguyen

Federated Learning (FL) solutions with central Differential Privacy (DP) have seen large improvements in their utility in recent years arising from the matrix mechanism, while FL solutions with distributed (more private) DP have lagged…

Cryptography and Security · Computer Science 2025-06-18 Alexander Bienstock , Ujjwal Kumar , Antigoni Polychroniadou

This paper considers secure energy-efficient routing in the presence of multiple passive eavesdroppers. Previous work in this area has considered secure routing assuming probabilistic or exact knowledge of the location and…

Networking and Internet Architecture · Computer Science 2017-03-16 Azadeh Sheikholeslami , Majid Ghaderi , Hossein Pishro-Nik , Dennis Goeckel

In this paper, we consider the parameter estimation in a bandwidth-constrained sensor network communicating through an insecure medium. The sensor performs a local quantization, and transmits a 1-bit message to an estimation center through…

Systems and Control · Electrical Eng. & Systems 2026-01-13 Jimin Wang , Jieming Ke , Jin Guo , Yanlong Zhao
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