The problems of maximal-extractable value (MEV) and front-running attacks have plagued decentralized finance (DeFi) in the recent years. Recent work published at OPODIS 2023 addresses the problem of sandwich attacks in general way and introduces a protocol to transform any blockchain consensus algorithm into a new one that has the same security, but in which sandwich attacks are no longer profitable.

Read the IC3 blog post that describes our approach.