BNB Chain to hard fork after $100 million hack

The BNB Chain team is implementing an update to the network as an emergency fix following the BSC Token Hub cross-chain bridge hack worth $100 million.

Hard fork Moran will occur on the mainnet at block #22,107,423, and on the testnet at #23,603,940.

The update is designed to restore the internal cross-chain infrastructure between the BNB Beacon Chain governance chain and the BNB Smart Chain’s consensus layer. The update includes:

• fix the iavl hash-check vulnerability;
• introduce a block header into the CrossChain contract sequence verification;
• implement a whitelist of candidates for network relays.

The cryptocurrency exchange Binance announced a temporary suspension of deposits and withdrawals in BEP20 tokens. Trading on the platform will not be affected by the update.

#Binance will perform wallet maintenance for the #BNB Smart Chain network (BEP20) from 03:00am UTC on October 12, 2022.

Deposits and withdrawals will be temporarily suspended and will reopen once the maintenance is completed.https://t.co/KCkqxq8MGx

— Binance (@binance) October 11, 2022

An unknown attacker on October 6 hacked the BSC Token Hub and stole digital assets worth $544 million, but managed to withdraw only $100 million. The BNB Chain team paused the network and resumed it after a few hours.

announced a community vote on the next steps after the incident.

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