From Vulnerable Bridge to Digital Fortress: Ronin Completes Bridge Migration to Chainlink CCIP

From Vulnerable Bridge to Digital Fortress: Ronin Completes Bridge Migration to Chainlink CCIP

Ronin Network has successfully completed the migration of its bridge to Chainlink CCIP, increasing the security and efficiency of asset transfers and solidifying its leadership in blockchain interoperability.

Ronin Network has taken a decisive step in the security and scalability of the blockchain ecosystem by completing the migration of its Ronin Bridge to Chainlink's Cross-Chain Interoperability Protocol (CCIP). This transition, which mobilized assets valued at nearly $450 million, marks the end of an era for Ronin and sets a new standard of protection for network users.

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With the final deactivation of the Ronin Legacy Bridge on April 25, Ronin is positioning itself as a digital fortress, poised to drive interoperability, trust, and growth for its gaming and NFT ecosystem in the competitive Web3 universe.

Ronin completes full migration to CCIP protocol

This migration to Chainlink CCIP is not a random process, but rather the result of a decision made after careful analysis and voting by Ronin Network validators. Proposed in 2024 and implemented in the first quarter of 2025, the transition was carried out in multiple phases, beginning with the coexistence of both systems and culminating at the end of this month, when the legacy Ronin Bridge was completely deactivated.

Chainlink CCIP, short for Cross-Chain Interoperability Protocol, is a protocol that enables secure and efficient communication between different blockchains through a decentralized oracle infrastructure. In practice, this enables the transfer of tokens with unprecedented security and speed. For example, users who previously had to rely on less secure or fragmented methods now enjoy a seamless experience that ensures their assets, from tokens like AXS to stablecoins, move with complete integrity and transparency.

During this migration, Ronin enabled the gradual transfer of assets, prioritizing CCIP-compatible tokens initially while working on the full integration of less common tokens. This strategy has ensured continuity and zero loss for the community.

"Now, anyone can transfer tokens to and from Ronin using the Ronin Bridge app, powered by Chainlink CCIP.", they said the developers of the blockchain network.

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Enhanced security with Chainlink on Ronin Bridge

Security in asset transfers, a critical issue for blockchain bridges, has been the main driver of this migration. The recent history of crypto bridges with exploited vulnerabilities and bugs has put all industry players on alert. Chainlink CCIP relies on multiple layers of protection, including decentralized oracle networks (DONs) to validate each transfer and an independent risk management network that constantly monitors transactions.

This distributed, multifactor architecture means that, to compromise the Ronin Bridge's security, an attacker would have to simultaneously compromise multiple independent systems—a virtually impossible scenario. Furthermore, CCIP incorporates configurable rate limits and intelligent transaction execution on the target chain, dynamically adapting to congestion conditions to maximize reliability.

For example, if a user performs a token transaction during an anomalous network spike, the system can adjust execution to ensure the transfer is not lost or stuck, reducing risks and improving the transfer experience. This technical implementation marks a quantum leap compared to the legacy system, which relied on a more limited set of validators with higher concentrations, leaving security gaps, as evidenced in past incidents.

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An alliance that breaks barriers and opens the door to a new era of Web3 applications

Users clearly benefit from this transition, as they can operate on a platform that offers greater speed, lower risk, and expanded compatibility with a growing network of blockchains. The CCIP enables Ronin to connect with more than 46 major chains, which drives interoperability and opens the door to new, innovative and more complex cross-chain applications.

Chainlink's interoperability protocol also simplifies token transfer through the Cross-Chain Token (CCT) standard, eliminating vendor lock-ins and fostering a more open and dynamic development environment. Essentially, CCT allows new and existing tokens to be instantly converted into cross-chain transferable tokens without imposing vendor lock-ins on token issuers.

Trung Nguyen, CEO and co-founder of Sky Mavis, underscored this point, highlighting that the adoption of CCIP is seen as unlocking the potential for Ronin to evolve into the most accessible and secure gaming and consumer chain on Web3, integrating applications that were previously difficult to connect.

Goodbye to borders in the crypto world

With the full migration of Ronin Bridge to the CCIP protocol, users can now move a wide variety of tokens, including WETH, USDC, AXS, SLP, PIXEL, APRS, ANIMA, LUA, LUAUSD, YGG, BANANA, and WBTC, between Ronin and other supported blockchains, enjoying a seamless experience bolstered by the decentralized security of Chainlink.

However, in the case of WBTC, a special 1:1 swap process was implemented to a new smart contract, with no mandatory deadlines or additional requirements for those who do not own this token, facilitating the transition without pressure.

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Overall, this migration represents a milestone for Ronin, which, after suffering a major exploit in 2022, has now opted for Chainlink technology to secure its assets and offer users and developers a robust environment ready for the next generation of Web3 applications.


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