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02/05/2023
Resilient Consensus Sustained Collaboratively
The recent growth of blockchain technology has accelerated research on d...
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02/01/2023
Performance of EdDSA and BLS Signatures in Committee-Based Consensus
We present the first performance comparison of EdDSA and BLS signatures ...
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09/12/2022
Bullshark: The Partially Synchronous Version
The purpose of this manuscript is to describe the deterministic partiall...
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08/21/2022
Efficient Multiparty Protocols Using Generalized Parseval's Identity and the Theta Algebra
We propose a protocol able to show publicly addition and multiplication ...
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01/14/2022
Bullshark: DAG BFT Protocols Made Practical
We present Bullshark, the first directed acyclic graph (DAG) based Byzan...
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01/14/2022
Zef: Low-latency, Scalable, Private Payments
We introduce Zef, the first Byzantine-Fault Tolerant (BFT) protocol to s...
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01/13/2022
Low-latency, Scalable, DeFi with Zef
Zef was recently proposed to extend the low-latency, Byzantine-Fault Tol...
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10/03/2021
Be Aware of Your Leaders
Advances in blockchains have influenced the State-Machine-Replication (S...
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07/15/2021
Shard Scheduler: object placement and migration in sharded account-based blockchains
We propose Shard Scheduler, a system for object placement and migration ...
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06/18/2021
Jolteon and Ditto: Network-Adaptive Efficient Consensus with Asynchronous Fallback
Existing committee-based Byzantine state machine replication (SMR) proto...
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05/25/2021
Narwhal and Tusk: A DAG-based Mempool and Efficient BFT Consensus
We propose separating the task of transaction dissemination from transac...
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02/24/2021
Scaling Distributed Ledgers and Privacy-Preserving Applications
This thesis proposes techniques aiming to make blockchain technologies a...
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04/22/2020
Twins: White-Glove Approach for BFT Testing
Byzantine Fault Tolerant (BFT) systems have seen extensive study for mor...
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04/14/2020
PASTRAMI: Privacy-preserving, Auditable, Scalable Trustworthy Auctions for Multiple Items
Decentralised cloud computing platforms enable individuals to offer and ...
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03/25/2020
FastPay: High-Performance Byzantine Fault Tolerant Settlement
FastPay allows a set of distributed authorities, some of which are Byzan...
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02/24/2020
EL PASSO: Privacy-preserving, Asynchronous Single Sign-On
We introduce EL PASSO, a privacy-preserving, asynchronous Single Sign-On...
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12/05/2019
FMPC: Secure Multiparty Computation from Fourier Series and Parseval's Identity
FMPC is a novel multiparty computation protocol of arithmetic circuits b...
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06/28/2019
SybilQuorum: Open Distributed Ledgers Through Trust Networks
The Sybil attack plagues all peer-to-peer systems, and modern open distr...
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05/08/2019
Proof-of-Prestige: A Useful Work Reward System for Unverifiable Tasks
As cryptographic tokens and altcoins are increasingly being built to ser...
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01/31/2019
Replay Attacks and Defenses against Cross-shard Consensus in Sharded Distributed Ledgers
We present the first replay attacks against sharded distributed ledgers....
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01/23/2019
AStERISK: Auction-based Shared Economy ResolutIon System for blocKchain
Recent developments in blockchains and edge computing allows to deploy d...
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09/24/2018
Fraud Proofs: Maximising Light Client Security and Scaling Blockchains with Dishonest Majorities
Light clients, also known as Simple Payment Verification (SPV) clients, ...
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05/16/2018
Airtnt: Fair Exchange Payment for Outsourced Secure Enclave Computations
We present Airtnt, a novel scheme that enables users with CPUs that supp...
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02/20/2018
Coconut: Threshold Issuance Selective Disclosure Credentials with Applications to Distributed Ledgers
We present Coconut, a novel selective disclosure credential scheme suppo...
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11/10/2017