Quorum systems in permissionless networks

We introduce a new abstraction for expressing fault-tolerant consensus protocols in open, permissionless networks. It generalizes fail-prone systems and Byzantine quorum systems, asymmetric distributed trust, and gives a new characterization of the model used in the Stellar blockchain.

Read More

Quick Fair Order

A new, efficient protocol prevents attacks on decentralized finance platforms and ensures a novel notion of differential order-fairness for transactions in atomic broadcast.

Read More