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News · Crypto · Cointelegraph · Mon, Oct 5, 2026 4:00 AM

Zcash tests NU7 upgrade, 25-second blocks, ahead of November mainnet

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Zcash has activated its NU7 upgrade on testnet, allowing developers to evaluate 25-second blocks and other changes before a November mainnet launch.

Zcash has activated the NU7 upgrade on its testnet, marking a key milestone as the network prepares for a November mainnet launch.

The upgrade introduces 25‑second blocks and a suite of protocol changes that developers can now test in a live environment.

With the testnet live, developers have several weeks to assess the new features before the mainnet activation is scheduled for November.

NU7 Upgrade Highlights

Based on reporting from Cointelegraph. Read the original.

OpenBook analysis

Market impact

The testnet activation of NU7 may influence Zcash's network performance and adoption as developers evaluate the 25-second block time and other protocol changes. Traders in the crypto market may monitor ZEC price movements around the November mainnet launch for potential volatility. The upgrade could also affect the broader privacy-coin sector as competitors assess Zcash's technical roadmap.

General market context for education only, not investment advice.

This briefing was summarized with automated tools from public reporting by Cointelegraph and is general market information, not investment advice. Editorial policy & corrections