The Impossibility of Perfect Fairness in Transaction Ordering

CoinTelegraph·

The Impossibility of Perfect Fairness in Transaction Ordering

60-second summary

Researchers reveal that perfect fairness is impossible in asynchronous networks, where transactions are ordered without a central authority, due to the possibility of malicious actors manipulating timestamps.

Why perfect fairness cannot hold in asynchronous networks, and how different blockchains adopt different relaxations to fairness.