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Zcash Open Development Lab is a self-custody privacy finance platform designed to expand ecosystem interoperability through collaboration and bring protected ZEC transactions to mainstream global markets.
Zcash fixes vulnerability that could have allowed infinite ZEC minting, but privacy pool features prevent verifying if it was exploited
on May 29, 2026, Taylor Hornby discovered a critical counterfeiting vulnerability in Zcash's Orchard pool. Taylor Hornby reported the vulnerability to the Zcash Open Development Lab, and after coordinated efforts, a fix was completed on June 2. The vulnerability could have been exploited to secretly create an unlimited number of counterfeit ZEC within Zcash Orchard. Due to the privacy features of Orchard, it is cryptographically impossible to determine whether the vulnerability was exploited before the fix was deployed.The vulnerability had existed since Orchard's activation in May 2022 until an emergency fix was deployed on June 1, 2026. Taylor Hornby, with the assistance of AI tools, wrote a complete exploit program and generated an infinite, undetectable amount of counterfeit ZEC in a local test environment. Shielded Labs is currently collaborating with other Zcash developers to explore network upgrade proposals that would allow anyone to verify the integrity of Zcash's supply.
Zcash plans to launch a quantum-resilient wallet within one month, with quantum-ready scaling to be completed in the next 12–18 months.
Josh Swihart, Founder and CEO of the Zcash Open Development Lab, announced at Consensus 2026 in Miami that Zcash plans to launch a quantum-resilient wallet within one month and achieve full post-quantum readiness within the next 12 to 18 months, while also advancing scalability efforts to reach Visa- and Mastercard-level throughput. Driven by Multicoin Capital’s disclosure of a large investment and growing momentum around privacy narratives, ZEC has surged over 110% in the past 30 days. Additionally, following integration with Near Intents, users can now cross-chain swap BTC, SOL, USDC, and other assets for shielded ZEC; since launch, these channels have processed approximately $600 million to $700 million in volume, and the shielded pool currently accounts for roughly 30% of the circulating ZEC supply.
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Zcash fixes vulnerability that could have allowed infinite ZEC minting, but privacy pool features prevent verifying if it was exploited
on May 29, 2026, Taylor Hornby discovered a critical counterfeiting vulnerability in Zcash's Orchard pool. Taylor Hornby reported the vulnerability to the Zcash Open Development Lab, and after coordinated efforts, a fix was completed on June 2. The vulnerability could have been exploited to secretly create an unlimited number of counterfeit ZEC within Zcash Orchard. Due to the privacy features of Orchard, it is cryptographically impossible to determine whether the vulnerability was exploited before the fix was deployed.The vulnerability had existed since Orchard's activation in May 2022 until an emergency fix was deployed on June 1, 2026. Taylor Hornby, with the assistance of AI tools, wrote a complete exploit program and generated an infinite, undetectable amount of counterfeit ZEC in a local test environment. Shielded Labs is currently collaborating with other Zcash developers to explore network upgrade proposals that would allow anyone to verify the integrity of Zcash's supply.
Zcash plans to launch a quantum-resilient wallet within one month, with quantum-ready scaling to be completed in the next 12–18 months.
Josh Swihart, Founder and CEO of the Zcash Open Development Lab, announced at Consensus 2026 in Miami that Zcash plans to launch a quantum-resilient wallet within one month and achieve full post-quantum readiness within the next 12 to 18 months, while also advancing scalability efforts to reach Visa- and Mastercard-level throughput. Driven by Multicoin Capital’s disclosure of a large investment and growing momentum around privacy narratives, ZEC has surged over 110% in the past 30 days. Additionally, following integration with Near Intents, users can now cross-chain swap BTC, SOL, USDC, and other assets for shielded ZEC; since launch, these channels have processed approximately $600 million to $700 million in volume, and the shielded pool currently accounts for roughly 30% of the circulating ZEC supply.