The Binance-operated BNB Beacon Chain mainnet is about so as to add a brand new characteristic in its upcoming laborious fork, which can give the blockchain the power to “halt” the manufacturing of recent blocks if sure circumstances are met.
In a July 12 assertion from BNB Chain, the “ZhangHeng” improve is predicted to happen at block top 328,088,888, which it expects will happen on July 19.
Necessary details about our newest improve ⤵️https://t.co/4sJkTJbGeZ
— BNB Chain (@BNBCHAIN) July 12, 2023
The laborious fork will introduce Binance Evolution Proposal BEP-255, which seeks to implement “on-chain asset reconciliation” — which Binance believes may mitigate harm from potential cross-chain bridge exploits such because the Binance Good Chain exploit on Oct. 7, 2022.
“Though some enhancements have been made to enhance cross-chain safety, equivalent to BEP171, the safety of belongings on the BNB Beacon Chain itself must also be assured, particularly after the bridge exploitation,” in accordance to the Github publish regarding BEP-255.
Binance defined that underneath the BEP, consumer steadiness modifications shall be tracked in every block and shall be reconciled to establish any points.
“When there are reconciliation errors, the blockchain will panic and cease producing new blocks.”
Binance stated the motion will affect “downstream companies equivalent to bridges, deposits, and withdrawals on exchanges” however the “drastic motion” is important to guard the chain and its customers.
Bringing the blockchain again on-line would require a tough fork and would require addressing the reconciliation error.
“For instance, if exploitation exists, associated accounts ought to be blacklisted or corrected. As soon as the blockchain is resumed, downstream companies may be introduced again up as effectively,” it defined.
Rogue Key Assaults and different upgrades
Different modifications embody a bug repair to stop “Rogue Key Assaults” — a safety problem the place a perpetrator produces a legitimate combination signature for a transaction versus the true proprietor of the personal keys.
“To repair the bug, all current vote addresses shall be cleared up when the peak of hardfork reached,” the agency stated, including that validators might want to add vote addresses once more.
The laborious fork may even purport to make the chain able to dealing with extra complicated enterprise guidelines and logic.
Associated: A newbie’s information to the BNB Chain: The evolution of the Binance Good Chain
Binance stated the laborious fork wants two-thirds of validators to change their software program model to v0.10.16 beforehand, in any other case, problems could come up.
Full nodes that fail to improve won’t be able to execute additional blocks after the laborious fork block top, BNB Chain defined.
BNB Chain outlined a full set of directions explaining how node operators can adjust to the laborious fork improve, however famous that BNB token holders that use Binance.com, different centralized exchanges or chilly wallets, no motion is at present required.
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— BNB Chain (@BNBCHAIN) June 19, 2023
On June 19, BNB Chain launched opBNB — a brand new Ethereum Digital Machine (EVM)-compatible layer-2 scaling resolution based mostly on Optimism’s OP Stack.
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