English
Related papers

Related papers: Location- and Time-Dependent VPD for Privacy-Prese…

200 papers

This paper focuses the attention on privacy-preserving identity and access management in multiple Cloud environments, which is an annoying problem in the modern big data era. Within this conceptual context, the paper describes…

Cryptography and Security · Computer Science 2024-12-31 Alfredo Cuzzocrea , Islam Belmerabet

The increasing adoption of Cloud-based data processing and storage poses a number of privacy issues. Users wish to preserve full control over their sensitive data and cannot accept it to be fully accessible to an external storage provider.…

Cryptography and Security · Computer Science 2015-03-30 Francesco Pagano

Location privacy-preserving mechanisms (LPPMs) have been extensively studied for protecting users' location privacy by releasing a perturbed location to third parties such as location-based service providers. However, when a user's…

Databases · Computer Science 2020-05-20 Yang Cao , Yonghui Xiao , Li Xiong , Liquan Bai , Masatoshi Yoshikawa

Collection of user's location and trajectory information that contains rich personal privacy in mobile social networks has become easier for attackers. Network traffic control is an important network system which can solve some security and…

Cryptography and Security · Computer Science 2018-04-09 Qilong Han , Qianqian Chen , Kejia Zhang , Xiaojiang Du , Nadra Guizani

We survey the literature on the privacy of trajectory micro-data, i.e., spatiotemporal information about the mobility of individuals, whose collection is becoming increasingly simple and frequent thanks to emerging information and…

Local differential privacy (LPD) is a distributed variant of differential privacy (DP) in which the obfuscation of the sensitive information is done at the level of the individual records, and in general it is used to sanitize data that are…

Cryptography and Security · Computer Science 2018-05-04 Mário S. Alvim , Konstantinos Chatzikokolakis , Catuscia Palamidessi , Anna Pazii

The proliferation of streaming data analytics in data-driven applications raises critical privacy concerns, as directly collecting user data may compromise personal privacy. Although existing $w$-event local differential privacy (LDP)…

Cryptography and Security · Computer Science 2026-01-01 Chang Liu , Junzhou Zhao

Concerns on location privacy frequently arise with the rapid development of GPS enabled devices and location-based applications. While spatial transformation techniques such as location perturbation or generalization have been studied…

Databases · Computer Science 2015-11-05 Yonghui Xiao , Li Xiong

In the current paradigm of digital personalized services, the centralized management of personal data raises significant privacy concerns, security vulnerabilities, and diminished individual autonomy over sensitive information. Despite…

Cryptography and Security · Computer Science 2025-09-12 Osama Zafar , Mina Namazi , Yuqiao Xu , Youngjin Yoo , Erman Ayday

Indoor localization systems have become increasingly important in a wide range of applications, including industry, security, logistics, and emergency services. However, the growing demand for accurate localization has heightened concerns…

Artificial Intelligence · Computer Science 2023-06-06 Mohamed Mohsen , Hamada Rizk , Moustafa Youssef

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,…

Cryptography and Security · Computer Science 2016-09-26 Vincent Primault , Antoine Boutet , Sonia Ben Mokhtar , Lionel Brunie

Location privacy is critical in vehicular networks, where drivers' trajectories and personal information can be exposed, allowing adversaries to launch data and physical attacks that threaten drivers' safety and personal security. This…

Cryptography and Security · Computer Science 2025-01-09 Baihe Ma , Xu Wang , Xiaojie Lin , Yanna Jiang , Caijun Sun , Zhe Wang , Guangsheng Yu , Suirui Zhu , Ying He , Wei Ni , Ren Ping Liu

In the past decade analysis of big data has proven to be extremely valuable in many contexts. Local Differential Privacy (LDP) is a state-of-the-art approach which allows statistical computations while protecting each individual user's…

Cryptography and Security · Computer Science 2019-07-30 Björn Bebensee

In the last decade, Moving Object Databases (MODs) have attracted a lot of attention from researchers. Several research works were conducted to extend traditional database techniques to accommodate the new requirements imposed by the…

Databases · Computer Science 2013-07-12 Leila Esheiba , Hoda M. O. Mokhtar , Mohamed El-Sharkawi

Privacy issues related to video camera feeds have led to a growing need for suitable alternatives that provide functionalities such as user authentication, activity classification and tracking in a noninvasive manner. Existing…

Machine Learning · Computer Science 2019-11-27 Vinoj Jayasundara , Hirunima Jayasekara , Tharaka Samarasinghe , Kasun T. Hemachandra

Trajectory data collection is a common task with many applications in our daily lives. Analyzing trajectory data enables service providers to enhance their services, which ultimately benefits users. However, directly collecting trajectory…

Databases · Computer Science 2023-07-25 Yuemin Zhang , Qingqing Ye , Rui Chen , Haibo Hu , Qilong Han

Cloud computing is a powerful and popular information technology paradigm that enables data service outsourcing and provides higher-level services with minimal management effort. However, it is still a key challenge to protect data privacy…

Quantum Physics · Physics 2024-05-14 Wenjie Liu , Peipei Gao , Zhihao Liu , Hanwu Chen , Maojun Zhang

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…

Cryptography and Security · Computer Science 2024-10-29 Syed Raza Bashir , Shaina Raza , Vojislav Misic

The growing popularity of location-based systems, allowing unknown/untrusted servers to easily collect huge amounts of information regarding users' location, has recently started raising serious privacy concerns. In this paper we study…

Cryptography and Security · Computer Science 2014-02-21 Miguel E. Andrés , Nicolás E. Bordenabe , Konstantinos Chatzikokolakis , Catuscia Palamidessi

With low-cost computing devices, improved sensor technology, and the proliferation of data-driven algorithms, we have more data than we know what to do with. In transportation, we are seeing a surge in spatiotemporal data collection. At the…

Cryptography and Security · Computer Science 2024-07-24 Rahul Bhadani