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Source location privacy (SLP) protection is an emerging research topic in wireless sensor networks (WSNs). Because the source location represents the valuable information of the target being monitored and tracked, it is of great practical…

网络与互联网体系结构 · 计算机科学 2021-10-01 Yuling Chen , Jing Sun , Yixian Yang , Tao Li , Xinxin Niu , Huiyu Zhou

By inducing privacy attacks on NLP models, attackers can obtain sensitive information such as training data and model parameters, etc. Although researchers have studied, in-depth, several kinds of attacks in NLP models, they are…

计算与语言 · 计算机科学 2024-10-02 Wei Huang , Yinggui Wang , Cen Chen

With the increasing amount of mobility data being collected on a daily basis by location-based services (LBSs) comes a new range of threats for users, related to the over-sharing of their location information. To deal with this issue,…

密码学与安全 · 计算机科学 2016-09-26 Vincent Primault , Antoine Boutet , Sonia Ben Mokhtar , Lionel Brunie

Local differential privacy (LDP) is a variant of differential privacy (DP) that avoids the need for a trusted central curator, at the cost of a worse trade-off between privacy and utility. The shuffle model is a way to provide greater…

密码学与安全 · 计算机科学 2023-05-23 Mireya Jurado , Ramon G. Gonze , Mário S. Alvim , Catuscia Palamidessi

In the field of robotics and automation, navigation systems based on Large Language Models (LLMs) have recently demonstrated impressive performance. However, the security aspects of these systems have received relatively less attention.…

Single nucleotide polymorphism (SNP) datasets are fundamental to genetic studies but pose significant privacy risks when shared. The correlation of SNPs with each other makes strong adversarial attacks such as masked-value reconstruction,…

机器学习 · 计算机科学 2025-10-08 Shadi Rahimian , Mario Fritz

Person re-identification is a critical privacy attack in publicly shared healthcare data as per Health Insurance Portability and Accountability Act (HIPAA) privacy rule. In this paper, we investigate the possibility of a new type of privacy…

密码学与安全 · 计算机科学 2021-06-23 Mohammad Arif Ul Alam

Active security is mainly concerned with performing one or more security functions when a host in a communication network is subject to an attack. Such security functions include appropriate actions against attackers. To properly afford…

密码学与安全 · 计算机科学 2014-09-23 Tarek S. Sobh , Awad H. Khalil

In recent years, the widespread of mobile devices equipped with GPS and communication chips has led to the growing use of location-based services (LBS) in which a user receives a service based on his current location. The disclosure of…

密码学与安全 · 计算机科学 2020-02-25 Alireza Partovi , Wei Zheng , Taeho Jung , Hai Lin

The widespread collection and sharing of location data, even in aggregated form, raises major privacy concerns. Previous studies used meta-classifier-based membership inference attacks~(MIAs) with multi-layer perceptrons~(MLPs) to estimate…

密码学与安全 · 计算机科学 2024-12-31 Yuhan Liu , Florent Guepin , Igor Shilov , Yves-Alexandre De Montjoye

Reinforcement learning (RL) is a powerful tool for sequential decision-making, but its application is often hindered by privacy concerns arising from its interaction data. This challenge is particularly acute in advanced networked systems,…

机器学习 · 计算机科学 2025-11-18 Shaojie Bai , Mohammad Sadegh Talebi , Chengcheng Zhao , Peng Cheng , Jiming Chen

Wireless Sensor Network (WSN) consists of large number of low-cost, resource-constrained sensor nodes. The constraints of the wireless sensor node is their characteristics which include low memory, low computation power, they are deployed…

密码学与安全 · 计算机科学 2015-05-13 George W. Kibirige , Camilius Sanga

The shuffle model is recently proposed to address the issue of severe utility loss in Local Differential Privacy (LDP) due to distributed data randomization.In the shuffle model, a shuffler is utilized to break the link between the user…

密码学与安全 · 计算机科学 2021-08-03 Xiaochen Li , Weiran Liu , Hanwen Feng , Kunzhe Huang , Jinfei Liu , Kui Ren , Zhan Qin

Location-based services (LBS) have been significantly developed and widely deployed in mobile devices. It is also well-known that LBS applications may result in severe privacy concerns by collecting sensitive locations. A strong privacy…

密码学与安全 · 计算机科学 2022-10-03 Han Wang , Hanbin Hong , Li Xiong , Zhan Qin , Yuan Hong

Local differential privacy (LDP) involves users perturbing their inputs to provide plausible deniability of their data. However, this also makes LDP vulnerable to poisoning attacks. In this paper, we first introduce novel poisoning attacks…

密码学与安全 · 计算机科学 2025-07-01 Pei Zhan , Peng Tang , Yangzhuo Li , Puwen Wei , Shanqing Guo

The *shuffle model* is a powerful tool to amplify the privacy guarantees of the *local model* of differential privacy. In contrast to the fully decentralized manner of guaranteeing privacy in the local model, the shuffle model requires a…

密码学与安全 · 计算机科学 2022-06-22 Hao Wu , Olga Ohrimenko , Anthony Wirth

This paper investigates the vulnerability of spiking neural networks (SNNs) and federated learning (FL) to backdoor attacks using neuromorphic data. Despite the efficiency of SNNs and the privacy advantages of FL, particularly in…

密码学与安全 · 计算机科学 2024-02-06 Gorka Abad , Stjepan Picek , Aitor Urbieta

Location-Based Services (LBSs) offer significant convenience to mobile users but pose significant privacy risks, as attackers can infer sensitive personal information through spatiotemporal correlations in user trajectories. Since users'…

密码学与安全 · 计算机科学 2025-11-27 Minghui Min , Jiahui Liu , Mingge Cao , Shiyin Li , Hongliang Zhang , Miao Pan , Zhu Han

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 preserve privacy before sending it to the data collector, who…

密码学与安全 · 计算机科学 2020-12-10 Xiaoyu Cao , Jinyuan Jia , Neil Zhenqiang Gong

Location Privacy-Preserving Mechanisms (LPPMs) in the literature largely consider that users' data available for training wholly characterizes their mobility patterns. Thus, they hardwire this information in their designs and evaluate their…

密码学与安全 · 计算机科学 2019-05-24 Simon Oya , Carmela Troncoso , Fernando Pérez-González
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