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With the ubiquitous use of location-based services, large-scale individual-level location data has been widely collected through location-awareness devices. The widespread exposure of such location data poses significant privacy risks to…

密码学与安全 · 计算机科学 2024-09-16 Mahrokh Abdollahi Lorestani , Thilina Ranbaduge , Thierry Rakotoarivelo

Location and mobility patterns of individuals are important to environmental planning, societal resilience, public health, and a host of commercial applications. Mining telecommunication traffic and transactions data for such purposes is…

计算机与社会 · 计算机科学 2014-12-09 Pedro Sanches , Eric-Oluf Svee , Markus Bylund , Benjamin Hirsch , Magnus Boman

Differential privacy (DP) is a widely used notion for reasoning about privacy when publishing aggregate data. In this paper, we observe that certain DP mechanisms are amenable to a posteriori privacy analysis that exploits the fact that…

密码学与安全 · 计算机科学 2023-06-21 Valentin Hartmann , Vincent Bindschaedler , Alexander Bentkamp , Robert West

Human mobility data has been ubiquitously collected through cellular networks and mobile applications, and publicly released for academic research and commercial purposes for the last decade. Since releasing individual's mobility records…

计算机与社会 · 计算机科学 2017-02-28 Fengli Xu , Zhen Tu , Yong Li , Pengyu Zhang , Xiaoming Fu , Depeng Jin

The explosive growth of machine learning has made it a critical infrastructure in the era of artificial intelligence. The extensive use of data poses a significant threat to individual privacy. Various countries have implemented…

密码学与安全 · 计算机科学 2024-06-11 Hengzhu Liu , Ping Xiong , Tianqing Zhu , Philip S. Yu

As digital technology advances, the proliferation of connected devices poses significant challenges and opportunities in mobile crowdsourcing and edge computing. This narrative review focuses on the need for privacy protection in these…

密码学与安全 · 计算机科学 2024-10-29 Syed Raza Bashir , Shaina Raza , Vojislav Misic

Nowadays, machine learning models and applications have become increasingly pervasive. With this rapid increase in the development and employment of machine learning models, a concern regarding privacy has risen. Thus, there is a legitimate…

机器学习 · 计算机科学 2022-11-22 Samah Baraheem , Zhongmei Yao

Governments and researchers around the world are implementing digital contact tracing solutions to stem the spread of infectious disease, namely COVID-19. Many of these solutions threaten individual rights and privacy. Our goal is to break…

密码学与安全 · 计算机科学 2020-04-23 Alex Berke , Michiel Bakker , Praneeth Vepakomma , Kent Larson , Alex 'Sandy' Pentland

Several companies (e.g., Meta, Google) have initiated "data-for-good" projects where aggregate location data are first sanitized and released publicly, which is useful to many applications in transportation, public health (e.g., COVID-19…

数据库 · 计算机科学 2022-08-23 Ritesh Ahuja , Sepanta Zeighami , Gabriel Ghinita , Cyrus Shahabi

Privacy Preserving Data Mining(PPDM) is an ongoing research area aimed at bridging the gap between the collaborative data mining and data confidentiality There are many different approaches which have been adopted for PPDM, of them the rule…

数据库 · 计算机科学 2014-05-09 P. Cynthia Selvi , A. R. Mohammed Shanavas

The standard definition of differential privacy (DP) ensures that a mechanism's output distribution on adjacent datasets is indistinguishable. However, real-world implementations of DP can, and often do, reveal information through their…

密码学与安全 · 计算机科学 2024-11-26 Zachary Ratliff , Salil Vadhan

The availability of rich and vast data sources has greatly advanced machine learning applications in various domains. However, data with privacy concerns comes with stringent regulations that frequently prohibited data access and data…

机器学习 · 计算机科学 2023-09-28 Dingfan Chen , Raouf Kerkouche , Mario Fritz

This study investigates the mechanisms of Surveillance Capitalism, focusing on personal data transfer during web navigation and searching. Analyzing network traffic reveals how various entities track and harvest digital footprints. The…

人工智能 · 计算机科学 2024-12-25 Antony Seabra de Medeiros , Luiz Afonso Glatzl Junior , Sergio Lifschitz

As vehicles become increasingly connected and autonomous, they accumulate and manage various personal data, thereby presenting a key challenge in preserving privacy during data sharing and processing. This survey reviews applications of…

Human mobility data are used in numerous applications, ranging from public health to urban planning. Human mobility is inherently sensitive, as it can contain information such as religious beliefs and political affiliations. Historically,…

人工智能 · 计算机科学 2026-04-30 Aya Cherigui , Florent Guépin , Arnaud Legendre , Jean-François Couchot

With a widespread growth in the potential applications of Wireless Sensor Networks, the need for reliable security mechanisms for them has increased manifold. This paper proposes a scheme, Privacy for Police Patrols (PPP), to provide secure…

密码学与安全 · 计算机科学 2011-07-21 Sumalatha Ramachandran , Uttara Sridhar , Vidhya Srinivasan , J. Jaya Jothi

Recent advances in sensor and mobile devices have enabled an unprecedented increase in the availability and collection of urban trajectory data, thus increasing the demand for more efficient ways to manage and analyze the data being…

数据库 · 计算机科学 2020-12-15 Sheng Wang , Zhifeng Bao , J. Shane Culpepper , Gao Cong

We estimate vehicular traffic states from multimodal data collected by single-loop detectors while preserving the privacy of the individual vehicles contributing to the data. To this end, we propose a novel hybrid differential privacy (DP)…

密码学与安全 · 计算机科学 2023-02-21 Meisam Mohammady , Reza Arablouei

The increasing use of GPS-enabled devices has generated a large amount of trajectory data. These data offer us vital insights to understand the movements of individuals and populations, benefiting a broad range of applications from…

密码学与安全 · 计算机科学 2024-04-23 Nana Wang , Mohan Kankanhalli

Although the bulk of the research in privacy and statistical disclosure control is designed for cross-sectional data, i.e. data where individuals are observed at one single point in time, longitudinal data, i.e. individuals observed over…

统计方法学 · 统计学 2025-08-15 Nicolas Ruiz