6 citations · 10 across the 5 of their papers we have counts for
6 papers
Exploring Unfairness on Proof of Authority: Order Manipulation Attacks and Remedies
Qin Wang, Rujia Li, Qi Wang +2
Proof of Authority (PoA) is a type of permissioned consensus algorithm with a fixed committee. PoA has been widely adopted by communities and industries due to its better performan…
Anonymous Blockchain-based System for Consortium
Qin Wang, Shiping Chen, Yang Xiang
Blockchain brings various advantages to online transactions. However, the total transparency of these transactions may leakage users' sensitive information. Requirements on both co…
Formal Security Analysis on dBFT Protocol of NEO
Qin Wang, Rujia Li, Shiping Chen +1
NEO is one of the top public chains worldwide. We focus on its backbone consensus protocol, called delegated Byzantine Fault Tolerance (dBFT). The dBFT protocol has been adopted by…
An Offline Delegatable Cryptocurrency System
Rujia Li, Qin Wang, Xinrui Zhang +3
Blockchain-based cryptocurrencies, facilitating the convenience of payment by providing a decentralized online solution, have not been widely adopted so far due to slow confirmatio…
SoK: Diving into DAG-based Blockchain Systems
Qin Wang, Jiangshan Yu, Shiping Chen +1
Blockchain plays an important role in cryptocurrency markets and technology services. However, limitations on high latency and low scalability retard their adoptions and applicatio…
Security Analysis on Tangle-based Blockchain through Simulation
Bozhi Wang, Qin Wang, Shiping Chen +1
The Tangle-based structure becomes one of the most promising solutions when designing DAG-based blockchain systems. The approach improves the scalability by directly confirming mul…