Cryptocurrencies

    ZK-proofs pose security issues for devs

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    Zero-Knowledge Proofs (ZK-proofs), hailed as a beacon of promise for enhancing blockchain's privacy and scalability, have emerged as a cornerstone in the evolving narrative of blockchain technology.

    This cryptographic technique enables two parties to verify the truthfulness of a claim without disclosing any information about the claim itself, thus ensuring transaction privacy without compromising data integrity.

    However, the burgeoning enthusiasm for ZK-proofs' potential is tempered by emerging challenges and unanticipated risks.

    In a recent revelation, the cybersecurity entity, ChainLight, identified a significant vulnerability within the zkSync Era mainnet's implementation of ZK-proofs.

    This flaw, described as a soundness bug, posed a potential threat that could have led to catastrophic financial consequences, specifically the loss of approximately $1.9 billion in assets.

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