BNB Chain Schedules Pasteur Hard Fork for Aug. 25 to Boost Security

BNB Chain will activate the Pasteur hard fork on BNB Smart Chain on August 25, adding bridge and validator security fixes plus higher tested throughput. The upgrade keeps the network’s block interval and gas limits unchanged.

According to BNB Chain’s Pasteur announcement, the hard fork activates at 2:30 a.m. UTC on August 25 after Chapel testnet work that began on July 21. The package sits under BEP-673 and combines three proposals in one coordinated mainnet cutover.

Pasteur Hardens Bridge Checks and Validator Keys

BEP-682 tightens cross-chain bridge verification by rejecting duplicate validator signatures before transfer approvals count. Previously, repeated validator entries could inflate voting power and let fewer genuine signatures meet the threshold.

BEP-695 hardens staking and governance after key rotations. Retired consensus keys lose administrative authority, pending penalties stay attached to the validator through rotations, and blacklisted addresses cannot join signature-based governance votes.

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