LayerZero said it mishandled its response to the Kelp DAO exploit and acknowledged fault for relying on a single verifier, a design choice that can weaken cross-chain security.
LayerZero publicly apologized over its handling of the Kelp DAO exploit response and said it was at fault for using a single-verifier setup. The acknowledgment points to a weakness in cross-chain messaging design, because a verifier is used to confirm messages moving between blockchains. In blockchain infrastructure, reducing verification to one party can create a single point of failure, making security incidents more damaging if that verifier is compromised or performs poorly.