Bitcoin Core 0.21 will support Tor v3 addresses. Aaron and Sjors explain what this means and why it matters, and also discuss how new Bitcoin nodes find existing Bitcoin nodes when they bootstrap to the network. Helpful Links: * Tor V3 (onion) address support in Bitcoin Core: https://github.com/bitcoin/bitcoin/pull/19954 * the ADDRv2 message added in BIP155 that allows nodes to gossip those new Tor addresses: https://github.com/bitcoin/bips/blob/master/bip-0155.mediawiki#Specification * DNS seeds and the bootstrap problem: https://stackoverflow.com/questions/41673073/how-does-the-bitcoin-client-determine-the-first-ip-address-to-connect Timestamps: 00:00 - 00:34 - intro  1:02 - 2:10: how Tor Works 2:25 - 3:03: benefits of running a bitcoin node behind tor.  7:12 - 8:19 Discussing how Bitcoin node gossip addresses.  8:56 - 10:40 Explaining how DNS works  12:30 - 13:30: DNS is storing list of bitcoin nodes.    Support the Show! Follow Bitcoin Magazine on Twitter @BitcoinMagazine Follow Aaron van Wirdum @AaronvanW Follow Sjors Provoost @provoost Follow Ruben Somsen @SomsenRuben Music: Song Title: Segwit Sounds By: The NakamoTones Album: Citadel Music Produced by: Bitcoin Audio