Zcash weighs new shielded pool after counterfeiting flaw

Written by Ezra Reguerrastaff writerReviewed by Bryan O'Sheastaff editorWritten by Ezra Reguerrastaff writerReviewed by Bryan O'Sheastaff editorZcash weighs new shielded pool after counterfeiting flawLatest NewsPublishedJun 5, 2026Zcash developers are weighing a new shielded pool and turnstile accounting after the Orchard bug raised supply verification questions.Zcash developers and researchers are discussing whether a new shielded pool could help restore supply verification confidence after a recently patched Orchard vulnerability.Shielded Labs, an independent Swiss-based Zcash support organization, said in a security update on Friday that it is exploring a proposed network upgrade that would deploy a new shielded pool and enforce “turnstile accounting” on coins moving from Orchard, giving users a clearer way to verify the integrity of funds moving out of the pool.The group said the proposal is still subject to further explanation and community review. Shielded Labs said it plans to publish a follow-up post next week explaining how the upgrade would work and what tradeoffs it could involve. Zcash Open Development Lab (ZODL) founder Josh Swihart said in a separate X post that a second Orchard pool could, in principle, be targeted for Zcash’s NU7 upgrade at the end of July. However, he said he was not taking a fixed position on whether the community should build a second Orchard pool. The discussion follows an emergency Zcash upgrade that patched an Orchard vulnerability Shielded Labs said could have allowed counterfeit ZEC within the pool, though it said prior exploitation was unlikely.Cointelegraph reached out to ZODL, the Zcash team and Shielded Labs for comment but had not received a response by publication.Source: Josh SwihartZEC falls after vulnerability disclosureIn the security update, Shielded Labs said the Orchard vulnerability could have allowed a bad actor to create an unlimited amount of counterfeit ZEC within the Orchard pool. The group said there is…

Zcash weighs new shielded pool after counterfeiting flaw

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