Publications related to Trusted timestamping

DIABLO: A Benchmark Suite for Blockchains

Rachid Guerraoui, Gauthier Jérôme Timothée Voron, Vincent Gramoli, Andrei Lebedev

With the recent advent of blockchains, we have witnessed a plethora of blockchain proposals. These proposals range from using work to using time, storage or stake in order to select blocks to be appended to the chain. As a drawback it makes it difficult fo ...

ASSOC COMPUTING MACHINERY2023

Infochain: A Decentralized, Trustless and Transparent Oracle on Blockchain

Boi Faltings, Naman Goel, Aris Filos Ratsikas

Blockchain based systems allow various kinds of financial transactions to be executed in a decentralized manner. However, these systems often rely on a trusted third party (oracle) to get correct information about the real-world events, which trigger the f ...

2022

Diablo-v2: A Benchmark for Blockchain Systems

Rachid Guerraoui, Gauthier Jérôme Timothée Voron, Vincent Gramoli, Andrei Lebedev

2022

Genuinely distributed Byzantine machine learning

Rachid Guerraoui, El Mahdi El Mhamdi, Le Nguyen Hoang, Sébastien Louis Alexandre Rouault, Arsany Hany Abdelmessih Guirguis

Machine learning (ML) solutions are nowadays distributed, according to the so-called server/worker architecture. One server holds the model parameters while several workers train the model. Clearly, such architecture is prone to various types of component ...

2022

A Blockchain-Supported Framework for Charging Management of Electric Vehicles

Christophe Ballif, Marina Dorokhova

Profound changes driven by decarbonization, decentralization, and digitalization are disrupting the energy industry, bringing new challenges to its key stakeholders. In the attempt to address the climate change issue, increasing penetration of renewables a ...

MDPI2021

Privacy-preserving photo sharing based on blockchain

Touradj Ebrahimi, Pablo Pfister

Sharing photos online has become an extremely popular activity, raising a wide concern on privacy issues related to the shared content. ProShare, a photo-sharing solution developed by Multimedia Signal Processing Group of EPFL addresses some of these priva ...

SPIE-INT SOC OPTICAL ENGINEERING2020

Drynx: Decentralized, Secure, Verifiable System for Statistical Queries and Machine Learning on Distributed Datasets

Jean-Pierre Hubaux, Juan Ramón Troncoso-Pastoriza, David Jules Froelicher, Joao André Gomes de Sá e Sousa

Data sharing has become of primary importance in many domains such as big-data analytics, economics and medical research, but remains difficult to achieve when the data are sensitive. In fact, sharing personal information requires individuals' unconditiona ...

2020

Cooperative energy management of a community of smart-buildings: A Blockchain approach

Maher Kayal, Olivier Valentin Henri Van Cutsem

Demand Response (DR) is progressively moving from a centralized, unidirectional structure to a set of advanced decentralized mechanisms that better balance distributed supply and demand. This paper presents a decentralized cooperative DR framework to manag ...

ELSEVIER SCI LTD2020

SafetyPin: Encrypted Backups with Human-Memorable Secrets

Henry Nathaniel Corrigan-Gibbs

We present the design and implementation of SafetyPin, a system for encrypted mobile-device backups. Like existing cloud-based mobile-backup systems, including those of Apple and Google, SafetyPin requires users to remember only a short PIN and defends aga ...

USENIX Association2020

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Trusted timestamping

Towards General-Purpose Decentralized Computing with Permissionless Extensibility

DIABLO: A Benchmark Suite for Blockchains

Infochain: A Decentralized, Trustless and Transparent Oracle on Blockchain

Diablo-v2: A Benchmark for Blockchain Systems

Genuinely distributed Byzantine machine learning

A Blockchain-Supported Framework for Charging Management of Electric Vehicles

Privacy-preserving photo sharing based on blockchain

Drynx: Decentralized, Secure, Verifiable System for Statistical Queries and Machine Learning on Distributed Datasets

Cooperative energy management of a community of smart-buildings: A Blockchain approach

SafetyPin: Encrypted Backups with Human-Memorable Secrets

Graph Chatbot

Chat with Graph Search

SafetyPin: Encrypted Backups with Human-Memorable Secrets

DIABLO: A Benchmark Suite for Blockchains

Towards General-Purpose Decentralized Computing with Permissionless Extensibility

Diablo-v2: A Benchmark for Blockchain Systems

Infochain: A Decentralized, Trustless and Transparent Oracle on Blockchain

Genuinely distributed Byzantine machine learning

A Blockchain-Supported Framework for Charging Management of Electric Vehicles

Privacy-preserving photo sharing based on blockchain

Drynx: Decentralized, Secure, Verifiable System for Statistical Queries and Machine Learning on Distributed Datasets

Cooperative energy management of a community of smart-buildings: A Blockchain approach