Linea Bridge

The main bridge, on a technical level, in Linea is the Canonical Message Bridge. This is the underlying set of smart contracts which keep track of receiving requests to move tokens to the other layer, and of sending the message that those tokens should be transferred.

## Overview Linea Bridge is the canonical message-passing infrastructure that enables asset transfers between Ethereum mainnet and Linea, a Layer 2 scaling solution built on Ethereum. At its core, the bridge operates through a set of smart contracts designed to coordinate token movements across these two separate blockchain environments. The Linea Bridge functions as the technical backbone allowing users and applications to lock assets on one chain and mint or unlock corresponding representations on the other, creating a unified ecosystem where liquidity can flow between layers. The bridge exi