What Is a Crypto Bridge? Overview, Uses, Example

What Is a Crypto Bridge?

By Lyle Daly – Updated Oct 30, 2025 at 7:05 PM EST | Fact-checked by Robin Hartill, CFP

Key Points

Crypto bridges enable asset transfers between blockchains, enhancing token usability across networks.
Types of bridges include trusted, trustless, and hybrid, each offering different security features.
High-profile hacks of crypto bridges have led to substantial financial losses, underscoring security risks.

A crypto bridge is a protocol that allows you to transfer digital assets between blockchain networks. Developers created crypto bridges to promote interoperability and help grow different ecosystems. They now play a critical role in some of the most important areas of blockchain development, including decentralized finance (DeFi), stablecoins, and crypto gaming.

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Electronic components on circuit board textured chain links. — Image source: Getty Images.

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About the Author

Lyle Daly is a contributing Motley Fool stock market analyst covering information technology and cryptocurrency. Lyle has been a contributor at the financial services company since 2018. His work has been featured on USA Today, Yahoo Finance, MSN, Fox Business, and Nasdaq. Before joining The Motley Fool, he wrote for financial brands including Intuit.

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Lyle Daly has positions in Bitcoin, Ethereum, and USDC. The Motley Fool has positions in and recommends Bitcoin and Ethereum. The Motley Fool has a disclosure policy.