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Security monitoring via ubiquitous cameras and their more extended in intelligent buildings stand to gain from advances in signal processing and machine learning. While these innovative and ground-breaking applications can be considered as…

密码学与安全 · 计算机科学 2026-05-06 Mehmet Yamac , Mete Ahishali , Nikolaos Passalis , Jenni Raitoharju , Bulent Sankur , Moncef Gabbouj

Due to increasing concerns of data privacy, databases are being encrypted before they are stored on an untrusted server. To enable search operations on the encrypted data, searchable encryption techniques have been proposed. Representative…

密码学与安全 · 计算机科学 2020-01-27 Yanjun Pan , Alon Efrat , Ming Li , Boyang Wang , Hanyu Quan , Joseph Mitchell , Jie Gao , Esther Arkin

We propose a novel end-to-end privacy-preserving framework, instantiated by three efficient protocols for different deployment scenarios, covering both input and output privacy, for the vertically split scenario in federated learning (FL),…

密码学与安全 · 计算机科学 2026-04-16 Shan Jin , Sai Rahul Rachuri , Yizhen Wang , Anderson C. A. Nascimento , Yiwei Cai

In this work, we study the problem of privacy preserving computation on PageRank algorithm. The idea is to enforce the secure multi party computation of the algorithm iteratively using homomorphic encryption based on Paillier scheme. In the…

密码学与安全 · 计算机科学 2016-11-08 Ferhat Ozgur Catak

The location-based services provide an interesting combination of cyber and physical worlds. However, they can also threaten the users' privacy. Existing privacy preserving protocols require trusted nodes, with serious security and…

密码学与安全 · 计算机科学 2016-06-09 Meysam Ghaffari , Nasser Ghadiri , Mohammad Hossein Manshaei , Mehran Sadeghi Lahijani

Companies and individuals demand more and more storage space and computing power. For this purpose, several new technologies have been designed and implemented, such as the cloud computing. This technology provides its users with storage…

密码学与安全 · 计算机科学 2020-02-25 Fateh Boucenna

Cloud computing is the long dreamed vision of computing as a utility, where users can remotely store their data into the cloud so as to enjoy the on-demand high quality applications and services from a shared pool of configurable computing…

密码学与安全 · 计算机科学 2012-11-08 G. Vidhisha , C. Surekha , S. Sanjeeva Rayudu , U. Seshadri

As more sensitive data is shared and stored by third-party sites on the internet, there will be a need to encrypt data stored at these sites. One drawback of encrypting data is that it can be selectively shared only at a coarse-grained…

密码学与安全 · 计算机科学 2014-07-15 Charan Kumar , Dinesh Kumar , Arun Kumar Reddy

A typical setup in many machine learning scenarios involves a server that holds a model and a user that possesses data, and the challenge is to perform inference while safeguarding the privacy of both parties. Private Inference has been…

信息论 · 计算机科学 2023-11-27 Zirui Deng , Vinayak Ramkumar , Rawad Bitar , Netanel Raviv

Deep learning offers a promising solution to improve spectrum access techniques by utilizing data-driven approaches to manage and share limited spectrum resources for emerging applications. For several of these applications, the sensitive…

密码学与安全 · 计算机科学 2024-12-03 Pranshav Gajjar , Azuka Chiejina , Vijay K. Shah

In several settings of practical interest, two parties seek to collaboratively perform inference on their private data using a public machine learning model. For instance, several hospitals might wish to share patient medical records for…

Cloud computing helps reduce costs, increase business agility and deploy solutions with a high return on investment for many types of applications, including data warehouses and on-line analytical processing. However, storing and…

数据库 · 计算机科学 2017-01-20 Varunya Attasena , Nouria Harbi , Jérôme Darmont

Secure Multiparty Computation (MPC) can improve the security and privacy of data owners while allowing analysts to perform high quality analytics. Secure aggregation is a secure distributed mechanism to support federated deep learning…

密码学与安全 · 计算机科学 2022-05-04 Timothy Stevens , Joseph Near , Christian Skalka

Since the advent of software defined networks ({SDN}), there have been many attempts to outsource the complex and costly local network functionality, i.e. the middlebox, to the cloud in the same way as outsourcing computation and storage.…

密码学与安全 · 计算机科学 2015-02-03 Junjie Shi , Yuan Zhang , Sheng Zhong

Private queries allow a user Alice to learn an element of a database held by a provider Bob without revealing which element she was interested in, while limiting her information about the other elements. We propose to implement private…

Deep learning-based linkage of records across different databases is becoming increasingly useful in data integration and mining applications to discover new insights from multiple sources of data. However, due to privacy and…

密码学与安全 · 计算机科学 2022-11-07 Thilina Ranbaduge , Dinusha Vatsalan , Ming Ding

Machine Learning on Big Data gets more and more attention in various fields. Even so privacy-preserving techniques become more important, even necessary due to legal regulations such as the General Data Protection Regulation (GDPR). On the…

密码学与安全 · 计算机科学 2022-01-28 Jasmin Zalonis , Frederik Armknecht , Björn Grohmann , Manuel Koch

The emergence of cloud computing provides a new computing paradigm for users -- massive and complex computing tasks can be outsourced to cloud servers. However, the privacy issues also follow. Fully homomorphic encryption shows great…

密码学与安全 · 计算机科学 2021-04-01 Lizhi Xiong , Wenhao Zhou , Zhihua Xia , Qi Gu , Jian Weng

A growing number of devices and services collect detailed time series data that is stored in the cloud. Protecting the confidentiality of this vast and continuously generated data is an acute need for many applications in this space. At the…

密码学与安全 · 计算机科学 2020-03-16 Lukas Burkhalter , Anwar Hithnawi , Alexander Viand , Hossein Shafagh , Sylvia Ratnasamy

A critically important component of most signal processing procedures is that of computing the distance between signals. In multi-party processing applications where these signals belong to different parties, this introduces privacy…

密码学与安全 · 计算机科学 2016-09-26 Abelino Jimenez , Bhiksha Raj