Lightning Network
Layer 2● Common

A layer 2 payment protocol enabling instant, low-fee Bitcoin transactions through a network of bidirectional payment channels. Payments route through multiple channels using HTLCs. Only channel open/close transactions are recorded on-chain.

Technical Notes

Capacity: ~5000 BTC in public channels. Uses HTLCs for trustless routing: hash preimage reveals atomically or times out. Onion routing hides payment path. BOLT specifications. Implementations: LND, CLN, Eclair, LDK. Watchtowers monitor for channel breaches.

Metadata

Visibility: Public
Created:1/3/2026by System

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