Circle CCTP V2 EVM Contracts: A Source-Code Walkthrough
- whackur
- Blockchain
- June 30, 2026
Bridge designs for moving USDC between chains come down to two families. Lock-and-mint parks the original token in a contract on the source chain and issues a wrapped version on the destination. Burn-and-mint destroys the token on the source chain outright and issues the same amount fresh on the destination. Circle’s CCTP (Cross-Chain Transfer Protocol) is the second kind.
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