BitGo’s WBTC move pushes Layer
Reported by CoinDesk · AI-assisted summary by ChikoCorp AI News Desk
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Summary
BitGo is set to replace LayerZero with Chainlink’s Cross-Chain Interoperability Protocol (CCIP) as the exclusive cross-chain provider for wrapped bitcoin (WBTC), affecting $7.3 billion worth of assets. This switch is part of a broader migration following a $292 million exploit of a LayerZero-powered bridge operated by Kelp DAO. Including BitGo’s migration, total assets moving from LayerZero to Chainlink CCIP now approach $14.5 billion. BitGo will use CCIP for future assets while maintaining control over token contracts, rate limits, and transfer settings.
Why it matters
This development highlights increased scrutiny and shifting trust in cross-chain infrastructure following a major bridge exploit. The move of large assets like WBTC to Chainlink’s CCIP signals a significant consolidation in cross-chain services and could influence industry standards for bridge security and interoperability. It affects how decentralized finance (DeFi) applications leverage tokenized bitcoin across blockchains.
Key context
WBTC is a tokenized Bitcoin that tracks Bitcoin’s value but can be used in DeFi on other blockchains. BitGo initially chose LayerZero in 2024 to extend WBTC’s multi-chain presence. After the $292 million Kelp DAO exploit on a LayerZero-powered bridge, several projects including Mantle, Kelp, Lombard, Solv Protocol, Virtuals, Re, and Kraken have migrated to Chainlink CCIP. BitGo’s configuration involved multiple verifiers for cross-chain transfers, and Chainlink already lists CCIP-enabled WBTC pools on Ethereum and Ronin chains.
Key numbers and entities
Key entities are BitGo (BTGO), LayerZero, Chainlink CCIP, Kelp DAO, Mantle, Lombard, Solv Protocol, Virtuals, Re, Kraken, and WBTC. The value involved includes $7.3 billion in WBTC, a total of about $14.5 billion migrating to Chainlink CCIP, and the $292 million stolen in the Kelp DAO LayerZero bridge exploit. WBTC’s market capitalization is about $7.4 billion according to CoinMarketCap.
What remains unclear
The source does not specify the timeline for completing BitGo’s broader migration to Chainlink CCIP. Details on the precise implementation or any transitional risks during the switch are not provided. The source does not flag other open questions.