6 papers
Signals and Spoils: Speculative Oracle Extractable Value in the Era of Cross-Chain Interoperability
Hasret Ozan Sevim, Christof Ferreira Torres
A new form of Maximal Extractable Value (MEV), termed speculative MEV, has emerged across Layer-2 blockchains. Unlike Ethereum mainnet, many Layer-2 systems lack a public mempool,…
Interoperability Effects: Extending DeFi Lending Risk Models to Multi-Chain Environments
Hasret Ozan Sevim
On-chain lending has expanded across multiple distributed ledgers as DeFi becomes increasingly multi-chain. This environment introduces novel technical and financial mechanisms, pa…
Financial Dynamics and Interconnected Risk of Liquid Restaking
Hasret Ozan Sevim, Christof Ferreira Torres
Decentralized finance introduces new business models and use cases as part of digital finance. Restaking has recently emerged as a transformative mechanism in DeFi, promising extra…
Connecting Distributed Ledgers: Surveying Novel Interoperability Solutions in On-chain Finance
Hasret Ozan Sevim
This paper emphasizes the critical role of interoperability in enabling efficient and secure communication for the fragmented distributed ledger ecosystem, particularly within on-c…
SoK: The Evolution of Maximal Extractable Value, From Miners to Cross-Chain
Davide Mancino, Hasret Ozan Sevim
This Systematization of Knowledge (SoK) provides a comprehensive historical analysis of Maximal Extractable Value (MEV) in blockchain systems, tracing its conceptual evolution thro…
Bunny Hops and Blockchain Stops: Cross-Chain MEV Detection With N-Hops
Davide Mancino, Hasret Ozan Sevim, Oriol Saguillo Gonzalez
This student paper introduces a novel methodology for the detection and analysis of multihop cross-chain arbitrage opportunities, wherein multihop denotes arbitrage sequences invol…