Deep Dives

Technical Protocol

Detailed explanations of the Lightning Network for developers and those who want to understand the protocol mechanics byte-by-byte.

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Under Construction: We are currently documenting the BOLT specifications. New deep dives are added weekly.

Payment Channels

The cryptographic construction of payment channels: funding, commitment, and penalty transactions.

HTLCs, onion routing, Sphinx packets, path finding, and multi-part payments (MPP).

Gossip protocol, transport security, watchtowers, and network topology.

Taproot channels, PTLCs, splicing, dual-funding, and future improvements.

Technical pages assume familiarity with Bitcoin's UTXO model and basic script. If you're new, we recommend starting with the basics.