By Isaac • June 7, 2026 8:44 am •
The Zcash bug did not end with one emergency patch. It opened a queue.
CoinDesk reported on June 6 that Taylor Hornby, the security engineer who used Anthropic’s Opus 4.8 model to find a critical Zcash flaw, now plans to audit Monero next.
Hornby was hired by Shielded Labs in April to find protocol bugs before attackers could. He found one fast.
The flaw lived inside Zcash’s Orchard privacy pool since May 2022. Left unfixed, it could have allowed unlimited counterfeit ZEC to be minted undetected.
There’s a lot of confusion about the recently patched Zcash bug. Here’s how to actually understand it.
If the bug had been exploited before the patch (very unlikely it
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