595 citations · 688 across the 9 of their papers we have counts for
5 papers · 1 filter
Exploring Web3 From the View of Blockchain
Qin Wang, Rujia Li, Qi Wang +3
Web3 is the most hyped concept from 2020 to date, greatly motivating the prosperity of the Internet of Value and Metaverse. However, no solid evidence stipulates the exact definiti…
Frontrunning Block Attack in PoA Clique: A Case Study
Xinrui Zhang, Qin Wang, Rujia Li +1
As a fundamental technology of decentralized finance (DeFi), blockchain's ability to maintain a distributed fair ledger is threatened by manipulation of block/transaction order. In…
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…
SoK: TEE-assisted Confidential Smart Contract
Rujia Li, Qin Wang, Qi Wang +2
The blockchain-based smart contract lacks privacy since the contract state and instruction code are exposed to the public. Combining smart-contract execution with Trusted Execution…
How Do Smart Contracts Benefit Security Protocols?
Rujia Li, Qin Wang, Qi Wang +1
Smart contracts have recently been adopted by many security protocols. However, existing studies lack satisfactory theoretical support on how contracts benefit security protocols.…