13 citations · 49 across the 12 of their papers we have counts for
13 papers
Account Abstraction, Analysed
Qin Wang, Shiping Chen
Ethereum recently unveiled its upcoming roadmap's \textit{Splurge} phase, highlighting the integration of EIP-\hlhref{https://eips.ethereum.org/EIPS/eip-3074}{4337} as a foundation…
Decentralized Finance (DeFi): A Survey
Erya Jiang, Bo Qin, Qin Wang +7
Decentralized Finance (DeFi) is a new paradigm in the creation, distribution, and utilization of financial services via the integration of blockchain technology. Our research condu…
FTX Collapse: A Ponzi Story
Shange Fu, Qin Wang, Jiangshan Yu +1
FTX used to be the third-largest centralised exchange (CEX) in crypto markets, managing over $10B in daily trading volume before its downfall. Such a giant, however, failed to avo…
BDSP: A Fair Blockchain-enabled Framework for Privacy-Enhanced Enterprise Data Sharing
Lam Duc Nguyen, James Hoang, Qin Wang +3
Across industries, there is an ever-increasing rate of data sharing for collaboration and innovation between organizations and their customers, partners, suppliers, and internal te…
An Empirical Study on Snapshot DAOs
Qin Wang, Guangsheng Yu, Yilin Sai +4
Decentralized Autonomous Organization (DAO) is an organization constructed by automatically executed rules such as via smart contracts, holding features of the permissionless commi…
BDTS: Blockchain-based Data Trading System
Erya Jiang, Bo Qin, Qin Wang +5
Trading data through blockchain platforms is hard to achieve \textit{fair exchange}. Reasons come from two folds: Firstly, guaranteeing fairness between sellers and consumers is a…
A Referable NFT Scheme
Qin Wang, Guangsheng Yu, Shange Fu +3
Existing NFTs confront restrictions of \textit{one-time incentive} and \textit{product isolation}. Creators cannot obtain benefits once having sold their NFT products due to the la…
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…
Bug Searching in Smart Contract
Xiaotao Feng, Qin Wang, Xiaogang Zhu +1
With the frantic development of smart contracts on the Ethereum platform, its market value has also climbed. In 2016, people were shocked by the loss of nearly $50 million in crypt…