3 papers
cs.CR2026
BigDipper: Sharded Censorship Resistant Data Availability for Leader-Based BFT
Bowen Xue, Samuel Laferriere, Soubhik Deb +1
Leader-based Byzantine-fault-tolerant (BFT) protocols provide low latency and simple communication structure, but they give the leader short-term control over transaction inclusion…
cs.CR2025
Bitcoin-Enhanced Proof-of-Stake Security: Possibilities and Impossibilities
Ertem Nusret Tas, David Tse, Fangyu Gai +3
Bitcoin is the most secure blockchain in the world, supported by the immense hash power of its Proof-of-Work miners. Proof-of-Stake chains are energy-efficient, have fast finality…
cs.CR2024
Unconditionally Safe Light Client
Niusha Moshrefi, Peiyao Sheng, Soubhik Deb +2
Blockchain applications often rely on lightweight clients to access and verify on-chain data efficiently without the need to run a resource-intensive full node. These light clients…