The Orchard Counterfeiting Vulnerability — and next steps

The Orchard Counterfeiting Vulnerability — and next steps

@zooko
ENGLISH1 day ago · Jun 04, 2026

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TL;DR

Security researcher Taylor Hornby discovered a critical flaw in Zcash's Orchard circuit that could have allowed undetectable counterfeiting. While a fix is deployed, developers propose a network upgrade to verify the total coin supply.

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