Education

Research Projects

Fall 2022 - Now: Cryptocurrency Scam Detection
- Detecting emerging cryptocurrency scams spread on social networks.
Spring 2021 - Fall 2022: Ethereum Mempool Security
- Discovered several zero-day DoS attacks against Ethereum memory pool that affect real-world miners and transaction relay services. The vulnerability was disclosed with two CVEs assigned.
Spring 2021 - Spring 2021: Ethereum P2P Network Topology
- Devised a novel technique, TopoShot, for uncovering real Ethereum P2P network topology.
Fall 2019 - Fall 2020: Ethereum RPC Service Security
- Discovered a zero-day DoS attacks against real-world RPC service and devised a novel technique to characterize their load balancing policies. The vulnerability was disclosed and has been fixed by Feb. 2021.
Spring 2018 - Spring 2019: Smart contract cost optimization and cloud storage inconsistency detection
- Devised a middleware that dynamically replicates data feeds between an off-chain storage and on-chain smart contract storage to save Gas cost.
- Repurposed Blockchain’s hardness to detect inconsistencies in cloud storage.

Associate Editor: IEEE Transactions on Learning Technology
Editorial Board: Internet of Things and Cloud Computing
Technical Program Committee: ACM CODASPY 2023, ICCCN 2023, B2C 2022, BlockDM 2021
Reviewer: IEEE TPDS, IEEE TDSC, WWW 2020, IEEE BigData 2019/2020, ACM CODASPY 2019, IEEE Cloud 2018, IEEE Internet of Things, IEEE Transactions on Cloud Computing, IEEE Intelligent Transportation Systems Magazine, Data Science and Engineering.