First-Spammed, First-Served: MEV Extraction on Fast-Finality Blockchains

This research analyzes the economics of spam-based arbitrage strategies on fast-finality blockchains. We begin by theoretically demonstrating that, splitting a profitable MEV opportunity into multiple small transactions is the optimal strategy for CEX-DEX arbitrageurs. We then empirically validat...

Minter can censor GATEKEEPER and mint uncollateralized for a prolonged period of time

Lines of code Vulnerability details Impact Ethena explicitly mentions their protection against a compromised minter, the mentioned maximum loss is $100.000. The protection against a compromised minter rests on the GATEKEEPER role which is a system running on AWS set to remove the minter if mints...