> ## Documentation Index
> Fetch the complete documentation index at: https://docs.theblockchainlibrary.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Inter-Blockchain Communication

> A protocol for authenticated messaging and asset transfer between compatible sovereign blockchains.

# Inter-Blockchain Communication

A protocol for authenticated messaging and asset transfer between compatible sovereign blockchains.

## Definition

A protocol for authenticated messaging and asset transfer between compatible sovereign blockchains.

## Why it matters

Interoperability allows assets, messages, and applications to operate across otherwise separate networks.

## Related knowledge

* [Bridge](/generated/v2/glossary/bridge) — term
* [Cross-Chain](/categories/cross-chain) — term
* [Relayer](/generated/v2/glossary/relayer) — term
* [Wrapped Asset](/generated/v2/glossary/wrapped-asset) — term

***

**Canonical knowledge ID:** `glossary:inter-blockchain-communication`