4 citations · 5 across the 17 of their papers we have counts for
9 papers · 1 filter
Securing People and their Machines Against Major Faults
Ohad Eitan, Idit Keidar, Ehud Shapiro
We consider grassroots platforms -- distributed systems of agents consisting of people identified by self-chosen public keys and their machines (smartphones) -- and wish to make th…
Volition-Guarded Multiagent Atomic Transactions: Describing People and their Machines
Andy Lewis-Pye, Ehud Shapiro
Formal models for concurrent and distributed systems describe machines; the people who operate them are either ignored or treated as external environment. Yet, key distributed syst…
Grassroots Bonds: Financing by the People, for the People
Ehud Shapiro
Grassroots currencies turn mutual trust into liquidity: a grassroots coin is a unit of its issuer's debt, backed by the issuer's goods and services, which the issuer must redeem, 1…
Characterising Global Platforms: Centralised, Decentralised, Federated, and Grassroots
Ehud Shapiro
Global digital platforms are distributed systems designed to serve entire populations, with some already serving billions of people. Here we propose atomic transactions-based multi…
Constitutional Consensus for Democratic Governance
Idit Keidar, Andrew Lewis-Pye, Ehud Shapiro +1
Permissionless-consensus-based Decentralised Autonomous Organisations (DAOs) are the prevailing paradigm for participant-governed digital organisations. As participants have verifi…
Grassroots Federation: Fair Democratic Governance at Scale
Ehud Shapiro, Nimrod Talmon
We propose a framework for the fair democratic governance of federated digital communities that form and evolve dynamically, where small groups self-govern and larger groups are re…
Grassroots Platforms with Atomic Transactions: Social Networks, Cryptocurrencies, and Democratic Federations
Ehud Shapiro
Grassroots platforms aim to offer an egalitarian alternative to global platforms. Whereas global platforms can have only a single instance, grassroots platforms can have multiple i…
Morpheus Consensus: Excelling on trails and autobahns
Andrew Lewis-Pye, Ehud Shapiro
Recent research in consensus has often focussed on protocols for State-Machine-Replication (SMR) that can handle high throughputs. Such state-of-the-art protocols (generally DAG-ba…
The Blocklace: A Byzantine-repelling and Universal Conflict-free Replicated Data Type
Paulo Sérgio Almeida, Ehud Shapiro
Conflict-free Replicated Data Types (CRDTs) are designed for replica convergence without global coordination or consensus. Recent work has achieved the same in a Byzantine environm…