Brink co-founder, John Newbery, and Brink fellow, Gloria Zhao, discuss Bitcoin Core's mempool policy.

0:25 - What is a mempool and why have one?

6:58 - Denial of service protection

8:38 - What is mempool policy?

10:15 - 3 types of mempool policy and examples of each

12:30 - Mempool policy: transaction size too small or too large

17:26 - Mempool policy: BIP125 Replace by Fee (RBF)

19:57 - Transaction pinning attacks

22:55 - Mempool policy: Discourage upgradable NOPs, witness versions, taproot leaf versions, etc

Brink supports and mentors new contributors to open source Bitcoin development through our fellowship program, and supports the work of established Bitcoin protocol engineers through our grants program. Visit https://brink.dev/ to learn more.