2 papers
cs.GT2026
When One Leak Pays Forever: Context Binding and the Price of Deterring Collusion
Tingyi Lin, Shawn Yu, Ruoran Lai +1
A coalition that deviates once can profit many times when what it sells keeps working. In a threshold-encrypted mempool, a leading defense against maximal extractable value (MEV),…
cs.GT2026
How Much Must a Private Mempool Hide? Exact Leakage Thresholds for Sandwich Attacks
Tingyi Lin, Jiazhuo Li, Ruoran Lai
Private and encrypted mempools hide pending transactions to stop sandwich attacks and other forms of maximal extractable value (MEV), but what they hide is rarely everything: a tra…