TheBlock
Solv Protocol, a Bitcoin-centric DeFi platform managing over $700 million in SolvBTC and xSolvBTC assets, is migrating its cross-chain infrastructure from LayerZero to Chainlink's CCIP, citing security as the decisive factor. The shift covers Solv's bridging support across Corn, Berachain, Rootstock, and TAC, and effectively re-routes the protocol's tokenized-bitcoin liquidity onto CCIP as its new default interoperability layer.
The move lands directly in the wake of the $292 million exploit of LayerZero-powered Kelp DAO last month, in which an attacker — suspected to be North Korea's Lazarus Group — drained 116,500 rsETH through a single-verifier configuration of an Omnichain Fungible Token bridge. LayerZero publicly criticized Kelp's 1-of-1 DVN setup, while Kelp countered that 47% of LayerZero apps use the same default configuration. Kelp itself announced earlier this week it is also dropping LayerZero in favor of Chainlink, though Solv did not explicitly reference Kelp's migration in its own post.
Why it matters
Cross-chain bridges remain one of the most acute systemic-risk surfaces in DeFi, and the $700 million figure attached to Solv's migration makes this a meaningful vote-of-no-confidence in LayerZero's default security posture from a non-trivial tokenized-Bitcoin venue. Solv framed Chainlink's CCIP as the "gold standard" for decentralized interoperability, pointing to its secure-by-default architecture, native risk controls, and proactive monitoring — and noting CCIP's official recognition by the White House as critical digital asset infrastructure. Notably, Solv itself was exploited for roughly $2.7 million in March through one of its Bitcoin Reserve Offering vaults, a separate incident that underscores the protocol's own stake in hardening its security stack.
Market impact
Two consecutive LayerZero defections — Kelp DAO, then Solv on $700M of tokenized bitcoin — put pressure on the bridging provider's positioning at exactly the moment its default verifier architecture is under scrutiny.
Frequently asked questions
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Why is Solv Protocol migrating from LayerZero to Chainlink?
Solv cited security as the core reason, pointing to Chainlink's CCIP secure-by-default architecture, native risk controls, and proactive monitoring. The announcement follows the $292M Kelp DAO exploit on a LayerZero-powered bridge.
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How much in tokenized bitcoin assets is affected by the migration?
Solv manages over $700 million in SolvBTC and xSolvBTC assets across Corn, Berachain, Rootstock, and TAC, all of which will transition to Chainlink's CCIP as the official cross-chain infrastructure.
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What was the Kelp DAO exploit and how does it relate to LayerZero?
Attackers suspected to be North Korea's Lazarus Group drained 116,500 rsETH, worth about $292 million, by exploiting a single-verifier configuration of a LayerZero Omnichain Fungible Token bridge. LayerZero and Kelp subsequently traded blame over the 1-of-1 DVN setup.
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Is Chainlink's CCIP considered more secure than LayerZero?
Solv described CCIP as the "gold standard" for decentralized interoperability and noted its recognition by the White House as critical digital asset infrastructure. Chainlink positions CCIP around secure-by-default architecture and active monitoring, though every cross-chain bridge carries residual risk.
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Has Solv Protocol suffered any security incidents of its own?
Yes — in March, roughly $2.7 million was drained from one of Solv's Bitcoin Reserve Offering token vaults in a separate exploit, which Solv referenced as part of its broader push to harden its security stack.
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