3 papers
cs.CR2026
Exploiting Liquidity Exhaustion Attacks in Intent-Based Cross-Chain Bridges
André Augusto, Christof Ferreira Torres, André Vasconcelos +1
Intent-based cross-chain bridges have emerged as an alternative to traditional interoperability protocols by allowing off-chain entities (\emph{solvers}) to immediately fulfill use…
cs.CR2025
XChainDataGen: A Cross-Chain Dataset Generation Framework
André Augusto, André Vasconcelos, Miguel Correia +1
The number of blockchain interoperability protocols for transferring data and assets between blockchains has grown significantly. However, no open dataset of cross-chain transactio…
cs.CR2024
XChainWatcher: Monitoring and Identifying Attacks in Cross-Chain Bridges
André Augusto, Rafael Belchior, Jonas Pfannschmidt +2
Cross-chain bridges are a type of middleware for blockchain interoperability that supports the transfer of assets and data across blockchains. However, several of these bridges hav…