BSC mainnet to activate Pasteur upgrade at 02:30 UTC on 25 August, requiring node update to v1.7.7

AI Market Summary
BNB Chain's BSC mainnet will activate the Pasteur upgrade on Aug 25 (02:30 UTC), requiring all nodes to run v1.7.7. The changes strengthen crosschain verification and tighten validator key-rotation rules while increasing per-block transaction capacity without altering the 450ms block time. This is a constructive signal for network reliability, throughput, and security, and could reduce operational and bridge-related risk.
Impact level
● Medium
Affected assets
BNB/USDT+0.49%
AI Insight · BNB/USDTAI Insight
▲ Bullish
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BNB Chain’s BSC mainnet will activate the Pasteur upgrade at 02:30 UTC on 25 August 2026. All mainnet nodes must be upgraded to v1.7.7 before that time. The upgrade tightens cross-chain verification and validator key-rotation rules. It also increases the number of transactions each block can carry while keeping the block time at 450ms.