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Related papers: EL PASSO: Privacy-preserving, Asynchronous Single …

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Cross-silo federated learning allows multiple organizations to collaboratively train machine learning models without sharing raw data, but client updates can still leak sensitive information through inference attacks. Secure aggregation…

Cryptography and Security · Computer Science 2026-02-26 Delio Jaramillo Velez , Gergely Biczok , Alexandre Graell i Amat , Johan Ostman , Balazs Pejo

Sybil attacks remain a fundamental obstacle in open online systems, where adversaries can cheaply create and sustain large numbers of fake identities. Existing defenses, including CAPTCHAs and one-time proof-of-personhood mechanisms,…

Cryptography and Security · Computer Science 2026-01-08 Homayoun Maleki , Nekane Sainz , Jon Legarda

Using public cloud services for storing and sharing confidential data requires end users to cryptographically protect both the data and the access to the data. In some cases, the identity of end users needs to remain confidential against…

Cryptography and Security · Computer Science 2020-04-07 Stefan Contiu , Sébastien Vaucher , Rafael Pires , Marcelo Pasin , Pascal Felber , Laurent Réveillère

In the context of prediction-as-a-service, concerns about the privacy of the data and the model have been brought up and tackled via secure inference protocols. These protocols are built up by using single or multiple cryptographic tools…

Cryptography and Security · Computer Science 2024-04-26 Shuangyi Chen , Ashish Khisti

Privacy-preserving federated graph analytics is an emerging area of research. The goal is to run graph analytics queries over a set of devices that are organized as a graph while keeping the raw data on the devices rather than centralizing…

Cryptography and Security · Computer Science 2024-04-03 Kunlong Liu , Trinabh Gupta

Guaranteeing privacy in released data is an important goal for data-producing agencies. There has been extensive research on developing suitable privacy mechanisms in recent years. Particularly notable is the idea of noise addition with the…

Cryptography and Security · Computer Science 2022-07-19 Tucker McElroy , Anindya Roy , Gaurab Hore

Over the recent years, IP and email spoofing gained much importance for security concerns due to the current changes in manipulating the system performance in different online environments. Intrusion Detection System (IDS) has been used to…

Cryptography and Security · Computer Science 2009-11-04 Al-Sammarraie Hosam , Adli Mustafa , Shakeel Ahmad , Merza Abbas

Secure collaborative analytics (SCA) enable the processing of analytical SQL queries across multiple owners' data, even when direct data sharing is not feasible. Although essential for strong privacy, the large overhead from data-oblivious…

Cryptography and Security · Computer Science 2025-09-18 Chenghong Wang , Lina Qiu , Johes Bater , Yukui Luo

On-line privacy is of major public concern. Unfortunately, for the average consumer, there is no simple mechanism to browse the Internet privately on multiple devices. Most available Internet privacy mechanisms are either expensive, not…

Computers and Society · Computer Science 2018-06-08 Adrian Barberis , Danny Radosevich , Wyatt Emery , Mike Borowczak

Recently privacy concerns of person re-identification (ReID) raise more and more attention and preserving the privacy of the pedestrian images used by ReID methods become essential. De-identification (DeID) methods alleviate privacy issues…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Shuguang Dou , Xinyang Jiang , Qingsong Zhao , Dongsheng Li , Cairong Zhao

The current humanitarian health crisis popularized the debate on data privacy. At the same time, several cities, states, and even countries put the mandatory presentation of health pass to access services into practice. In this article, we…

Cryptography and Security · Computer Science 2022-02-21 Mauricio de Vasconcelos Barros , Frederico Schardong , Ricardo Felipe Custódio

This paper puts forward a safe mechanism of data transmission to tackle the security problem of information which is transmitted in Internet. The encryption standards such as DES (Data Encryption Standard), AES (Advanced Encryption…

Cryptography and Security · Computer Science 2011-10-11 Shaik Rasool , G. Sridhar , K. Hemanth Kumar , P. Ravi Kumar

Privacy and energy are primary concerns for sensor devices that offload compute to a potentially untrusted edge server or cloud. Homomorphic Encryption (HE) enables offload processing of encrypted data. HE offload processing retains data…

Cryptography and Security · Computer Science 2021-03-12 McKenzie van der Hagen , Brandon Lucia

Cooperative spectrum sensing, despite its effectiveness in enabling dynamic spectrum access, suffers from location privacy threats, merely because secondary users (SUs)' sensing reports that need to be shared with a fusion center to make…

Networking and Internet Architecture · Computer Science 2018-06-05 Mohamed Grissa , Attila A. Yavuz , Bechir Hamdaoui

Social authentication has been suggested as a usable authentication ceremony to replace manual key authentication in messaging applications. Using social authentication, chat partners authenticate their peers using digital identities…

Cryptography and Security · Computer Science 2024-02-06 Felix Linker , David Basin

The proliferation of the Internet of Things (IoT) has led to the emergence of crowdsensing applications, where a multitude of interconnected devices collaboratively collect and analyze data. Ensuring the authenticity and integrity of the…

Cryptography and Security · Computer Science 2023-11-14 Pedro Miguel Sánchez Sánchez , Alberto Huertas Celdrán , Gérôme Bovet , Gregorio Martínez Pérez

Facial recognition technologies are implemented in many areas, including but not limited to, citizen surveillance, crime control, activity monitoring, and facial expression evaluation. However, processing biometric information is a…

Cryptography and Security · Computer Science 2020-07-07 M. A. P. Chamikara , P. Bertok , I. Khalil , D. Liu , S. Camtepe

The first generation of European e-passports will be issued in 2006. We discuss how borders are crossed regarding the security and privacy erosion of the proposed schemes, and show which borders need to be crossed to improve the security…

Cryptography and Security · Computer Science 2008-01-28 Jaap-Henk Hoepman , Engelbert Hubbers , Bart Jacobs , Martijn Oostdijk , Ronny Wichers Schreur

We present Elmo, a system that addresses the multicast scalability problem in multi-tenant data centers. Modern cloud applications frequently exhibit one-to-many communication patterns and, at the same time, require sub-millisecond…

Networking and Internet Architecture · Computer Science 2018-06-01 Muhammad Shahbaz , Lalith Suresh , Jen Rexford , Nick Feamster , Ori Rottenstreich , Mukesh Hira

A large number of crypto accelerators are being deployed with the widespread adoption of IoT. It is vitally important that these accelerators and other security hardware IPs are provably secure. Security is an extra functional requirement…

Cryptography and Security · Computer Science 2020-08-20 Xinhui Lai , Maksim Jenihhin , Jaan Raik , Kolin Paul