CROWDFUNDINSIDER · 2026-11-09 22:36 UTC

Zcash (ZEC) Activates Network Upgrade 7, Shortening Block Intervals and Easing Wallet Sync for Private Transactions

Zcash completed Network Upgrade 7 (NU7) on mainnet at block height 3,543,405, cutting the target block interval from 75 to 25 seconds while keeping daily issuance essentially unchanged. ZIP 218 caps shielded actions per block and reduces worst-case light-wallet daily sync load from about 271 MB to about 169 MB, roughly 37 percent lower, while raising estimated private-transfer capacity from about 2.9 to 6.6 TPS. ZIP 235 activates the Network Sustainability Mechanism, which removes 60 percent of block transaction fees from circulation into a public reserve, with reissuance beginning at block…

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