Towards saving blockchain fees via secure and cost-effective batching of smart-contract invocations

Y Wang, K Li, Y Tang, J Chen, Q Zhang… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This paper presents iBatch, a middleware system running on top of an operational Ethereum
network to enable secure batching of smart-contract invocations against an untrusted relay …

Understanding the Security Risks of Decentralized Exchanges by Uncovering Unfair Trades in the Wild

J Chen, Y Wang, Y Zhou, W Ding… - 2023 IEEE 8th …, 2023 - ieeexplore.ieee.org
DEX, or decentralized exchange, is a prominent class of decentralized finance (DeFi)
applications on blockchains, attracting a total locked value worth tens of billions of USD …

[PDF][PDF] Ethical challenges in blockchain network measurement research

Y Tang, K Li, Y Wang, J Chen - … of the Workshop on Ethics in …, 2023 - ndss-symposium.org
Public blockchains are the digital infrastructure that powers the multi-trillion-dollar economy
in cryptocurrencies. Understanding the security and performance of deployed blockchain …