Bitcoin Erlay: Set Reconciliation Explained
Erlay replaces Bitcoin's flood-based INV announcements with set reconciliation, cutting transaction bandwidth roughly 40% without sacrificing propagation speed.
№ 002BitcoinBitcoin Erlay: Peer Selection and Mempool Privacy
Erlay cuts Bitcoin's relay bandwidth by ~84%. The peer selection logic, decided before any transaction data exists, is where the privacy argument lives.
№ 003BitcoinBitcoin's Dandelion Protocol and Transaction Origin Privacy
Dandelion splits Bitcoin propagation into stem and flood phases to defeat IP-to-transaction correlation. Mechanics, real tradeoffs, and deployment status.
№ 004BitcoinBitcoin Erlay Fanout Phase: Peer Selection Explained
Erlay's fanout phase pushes transactions to a randomized peer subset, not the whole network. A close look at the mechanism, its privacy logic, and its limits.
№ 005BitcoinBitcoin Node Security: Outbound vs Inbound Connections
Bitcoin Core trusts outbound connections more than inbound, and for precise reasons. The security logic behind that asymmetry, explained for node operators.