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As privacy issues have gained social salience, entrepreneurs have begun to offer privacy enhancing technologies (PETs) and the U.S. has begun to enact privacy legislation. But "privacy" is an ambiguous notion. In the liberal tradition, it…

计算机与社会 · 计算机科学 2007-05-23 David J. Phillips

The advancement of biomedical research heavily relies on access to large amounts of medical data. In the case of histopathology, Whole Slide Images (WSI) and clinicopathological information are valuable for developing Artificial…

人工智能 · 计算机科学 2023-08-09 Neel Kanwal , Emiel A. M. Janssen , Kjersti Engan

The InterPlanetary File System (IPFS) is a peer-to-peer network for storing data in a distributed file system, hosting over 190,000 peers spanning 152 countries. Despite its prominence, the privacy properties that IPFS offers to peers are…

密码学与安全 · 计算机科学 2024-11-27 Miti Mazmudar , Shannon Veitch , Rasoul Akhavan Mahdavi

Data privacy is a major issue for many decades, several techniques have been developed to make sure individuals' privacy but still world has seen privacy failures. In 2006, Cynthia Dwork gave the idea of Differential Privacy which gave…

密码学与安全 · 计算机科学 2025-04-29 Muhammad Aitsam

Research use of sensitive information -- personally identifiable information (PII), protected health information (PHI), commercial or proprietary data, and the like -- is increasing as researchers' skill with "big data" matures. Duke…

密码学与安全 · 计算机科学 2017-10-11 Mark R. DeLong , Andy Ingham , Robert Carter , Rachel Franke , Michael Wehrle , Richard Biever , Charles Kneifel

In this article, we present a detailed review of current practices and state-of-the-art methodologies in the field of differential privacy (DP), with a focus of advancing DP's deployment in real-world applications. Key points and high-level…

The excessive use of images in social networks, government databases, and industrial applications has posed great privacy risks and raised serious concerns from the public. Even though differential privacy (DP) is a widely accepted…

密码学与安全 · 计算机科学 2023-06-21 Hanyu Xue , Bo Liu , Ming Ding , Tianqing Zhu , Dayong Ye , Li Song , Wanlei Zhou

In Pliable Private Information Retrieval (PPIR) with a single server, messages are partitioned into $\Gamma$ non-overlapping classes. The user wants to retrieve a message from its desired class without revealing the identity of the desired…

信息论 · 计算机科学 2024-04-23 Megha Rayer , Charul Rajput , B. Sundar Rajan

We present a privacy system that leverages differential privacy to protect LinkedIn members' data while also providing audience engagement insights to enable marketing analytics related applications. We detail the differentially private…

Conventional private data publication mechanisms aim to retain as much data utility as possible while ensuring sufficient privacy protection on sensitive data. Such data publication schemes implicitly assume that all data analysts and users…

密码学与安全 · 计算机科学 2021-12-15 Honglu Jiang , S M Sarwar , Haotian Yu , Sheikh Ariful Islam

Online social networking has quickly become one of the most common activities of Internet users. As social networks evolve, they encourage users to share more information, requiring the users, in turn, to place more trust into social…

分布式、并行与集群计算 · 计算机科学 2010-02-05 David Isaac Wolinsky , Pierre St. Juste , P. Oscar Boykin , Renato Figueiredo

We investigate whether Differentially Private SGD offers better privacy in practice than what is guaranteed by its state-of-the-art analysis. We do so via novel data poisoning attacks, which we show correspond to realistic privacy attacks.…

密码学与安全 · 计算机科学 2020-06-16 Matthew Jagielski , Jonathan Ullman , Alina Oprea

Sharing confidential information in distributed systems is a necessity in many applications, however, it opens the problem of controlling information sharing even among trusted parties. In this paper, we present a formal model in which…

编程语言 · 计算机科学 2019-09-16 Ivan Prokić

We propose a natural relaxation of differential privacy based on the Renyi divergence. Closely related notions have appeared in several recent papers that analyzed composition of differentially private mechanisms. We argue that the useful…

密码学与安全 · 计算机科学 2018-12-12 Ilya Mironov

Mobility data is essential for cities and communities to identify areas for necessary improvement. Data collected by mobility providers already contains all the information necessary, but privacy of the individuals needs to be preserved.…

Collecting and analyzing massive data generated from smart devices have become increasingly pervasive in crowdsensing, which are the building blocks for data-driven decision-making. However, extensive statistics and analysis of such data…

密码学与安全 · 计算机科学 2021-01-29 Teng Wang , Xuefeng Zhang , Jingyu Feng , Xinyu Yang

Differential privacy is a de facto standard in data privacy, with applications in the public and private sectors. A way to explain differential privacy, which is particularly appealing to statistician and social scientists is by means of…

机器学习 · 计算机科学 2023-08-28 Borja Balle , Gilles Barthe , Marco Gaboardi , Justin Hsu , Tetsuya Sato

Government agencies typically need to take potential risks of disclosure into account whenever they publish statistics based on their data or give external researchers access to collected data. In this context, the promise of formal privacy…

密码学与安全 · 计算机科学 2023-04-04 Joerg Drechsler

With the emergence of low-cost smart and connected IoT devices, the area of cyber-physical security is becoming increasingly important. Past research has demonstrated new threat vectors targeting the transition process between the cyber and…

密码学与安全 · 计算机科学 2021-05-28 Zhiyuan Yu , Zack Kaplan , Qiben Yan , Ning Zhang

While consent banners and privacy policies invite users to read and choose, many choices are shaped by repeated, low-yield interaction routines rather than deliberation. This paper studies performative scrolling: slow, low-information…

人机交互 · 计算机科学 2026-04-21 Haoze Guo , Ziqi Wei