Binance Completes BNB Smart Chain Upgrade and Hard Fork: What You Need to Know

Key Points

* Binance successfully completes BNB Smart Chain (BEP20) network upgrade and hard fork.

* Deposits and withdrawals were temporarily suspended from approximately 07:15 am UTC and have now resumed.

* The announcement was made on August 30, 2023, at 11:14 AM, and garnered significant attention on social media.

Binance, a global leader in digital asset exchanges, announced today the successful completion of a critical upgrade and hard fork for its BNB Smart Chain (BEP20). The upgrade, which temporarily halted deposits and withdrawals, has now been successfully implemented, and all services have resumed as of 11:14 AM on August 30, 2023.

The Upgrade: A Focused Look

The upgrade was initially announced on August 28, 2023, and was scheduled for today. Deposits and withdrawals on the BEP20 network were suspended from approximately 07:15 am UTC. A reminder was issued an hour before the upgrade commenced, stating that all deposits and withdrawals would be temporarily suspended until the network was deemed stable. Finally, Binance confirmed the completion of the upgrade, stating, “Binance has completed the BNB Smart Chain (BEP20) network upgrade and hard fork, with deposits and withdrawals back online.”

User Impact and Market Response

While Binance thanked its users for their patience, it also apologized for any inconvenience caused during the upgrade. The temporary suspension of deposits and withdrawals was a necessary step to ensure the successful implementation of the network changes. 

Broader Context: BNB Chain’s Future Plans

In a recent interview, Binance revealed ambitious plans for its BNB Smart Chain, aiming to lay the groundwork for the next 1 billion Web3 users. The chain is focusing on performance and scalability improvements, including the implementation of layer 2 solutions like opBNB, which can handle around 4K TPS and offers a 90% reduction in gas fees at $0.005.

Conclusion

The completion of the BNB Smart Chain upgrade and hard fork marks a pivotal moment for both Binance and its community of users. Although the immediate market ramifications remain unclear, the reinstatement of deposit and withdrawal functions signals a return to normalcy for the platform’s operations. 

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ETH Price Surpasses $2,000 Despite New Supply After Shapella Update

The much anticipated Shapella update for Ethereum (ETH) has finally arrived, allowing staked ETH withdrawals for users who previously had no way to take back their funds after staking. While there were concerns of a potential dump due to a new supply of Ether hitting the markets, the price of ETH still managed to hit $2,000 and currently maintains the level at the time of writing.

According to crypto analytics firm Glassnode, only around 1% of staked ETH may hit the market after Shapella goes live. The firm expressed confidence that the newest update on the network will not have a “dramatic” effect on the price of Ether. Glassnode reported that only 253 depositors have signed up to withdraw their staked ETH positions.

After the hard fork was seamlessly executed on the Ethereum mainnet, a total of 12,859 ETH, worth almost $26 million at the time of writing, were unlocked in 4,333 withdrawals just within the first hour after withdrawals were enabled. This suggests that there is still a significant amount of staked ETH that is being held.

The community celebrated the new milestone with various sentiments. Ethereum co-founder Vitalik Buterin said in a live stream that Ethereum is currently in a “really good place.” Buterin highlighted that there is a lot more to be done but those can be done at a slower pace.

Crypto exchanges have also expressed their support for ETH unstaking. Coinbase and BitGo have already enabled withdrawals on their exchange. Binance said that it will support withdrawals on April 19. Meanwhile, Kraken started withdrawing validators for United States users on April 11 and started processing as soon as the Shapella upgrade was implemented.

It is worth noting that the Shapella update is just one part of the larger Ethereum 2.0 upgrade, which aims to move the network from a proof-of-work to a proof-of-stake consensus mechanism. The upgrade is expected to bring significant improvements to the scalability, security, and energy efficiency of the network.

The successful execution of the Shapella update and the support from crypto exchanges suggest a positive outlook for the future of Ethereum. While the new supply of Ether hitting the markets may have initially caused concerns, the market seems to have absorbed it without a significant impact on the price of ETH. As the Ethereum 2.0 upgrade continues to roll out, it will be interesting to see how it affects the overall performance of the network and the price of ETH in the long term.

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Reversing Censorship on Ethereum

Since October 11, the proportion of Ethereum blocks that are compliant with orders made by the United States Office of Foreign Asset Control (OFAC) has decreased to its current level of 47%, which is the lowest level since that date.

The most recent achievement in the fight against censorship comes about two and a half months and one day after the proportion of OFAC-compliant blocks reached its all-time high of 79% on November 21.

OFAC-compliant blocks are ones that do not include any transactions that involve parties who have been blacklisted by the Office of Foreign Assets Control within the United States Treasury Department.

Those individuals who are opposed to censorship inside the Ethereum ecosystem may see a decrease in the number of compliant blocks as a victory.

According to a statement released by the blockchain consulting company Labrys, the originator of MEV Watch, the decline may be linked to more validators choosing to utilize MEV-boost relays that do not filter transactions in compliance with OFAC standards.

The majority of the shift in market share has been taken up by the BloXroute Max Profit relay, the Ultrasound Money relay, and the Agnostic Boost relay in particular.

MEV-boost relays play the role of trustworthy middlemen between block producers and block builders, which paves the way for Ethereum validators to delegate the construction of their blocks to third-party block builders.

The Chief Executive Officer of Labrys, Lachlan Feeney, issued a statement on February 14 in which he expressed his satisfaction with the manner in which the Ethereum community has reacted to the censorship problem ever since it first appeared during the Merge event.

He pointed out that the recent decline of censorship-compliant blocks was especially noteworthy since it was accomplished without the involvement of a user-activated soft fork (UASF). He made the observation that “many individuals” of the Ethereum community had requested the soft fork prior to the Merge in order to resist censorship.

“I am incredibly proud of the Ethereum community for the progress we have made with this issue,” said Feeney, adding: “When we released the MevWatch tool drawing attention to a flaw within Ethereum, the community did not stick its head in the sand but instead rose to the occasion and made significant progress addressing the issue.” “When we released the MevWatch tool drawing attention to a flaw within Ethereum, the community did not stick its head in the sand but instead rose to the occasion and made significant progress

However, as Feeney emphasized, “there is still a great deal more work to be done.”

On August 8, OFAC sanctioned wallet addresses that transact using the Ethereum-based privacy mixing technology Tornado Cash. These wallet addresses are associated with Ether (ETH) and USD Coin (USDC).

On September 16, during the first 24 hours of Ethereum’s new proof-of-stake consensus mechanism, just 9% of blocks were filtered by OFAC.

Nevertheless, this number shot up dramatically over the subsequent two months, reaching its highest point of 79% on November 21.

After then, the proportion of OFAC-compliant blocks stayed anywhere between 68 and 75% until the 29th of January, when it dropped to 66%. Since then, in spite of a few brief increases, it has been consistently going down.

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Do Kwon Suggests Terra Hard Fork to Revive Troubled Network

Do Kwon, the CEO of Terraform Labs, believes hard forking the Terra blockchain will play an instrumental role in saving the troubled network. 

In a series of tweets, Kwon suggested:

“The Terra chain as it currently exists should be forked into a new chain without algorithmic stablecoins called “Terra” (token Luna – LUNA), and the old chain be called “Terra Classic” (token Luna Classic – LUNC). Both chains will coexist.”

According to Investopedia, a hard fork refers to a radical change to the protocol of a blockchain network that effectively results in two branches, one that follows the previous protocol and one that follows the new version. In a hard fork, holders of tokens in the original blockchain will be granted tokens in the new fork as well, but miners must choose which blockchain to continue verifying.

After being forked, the new chain, Terra (LUNA), will not support the algorithmic TerraUSD (UST) stablecoin, whereas the old one will house the Luna Classic (LUNC) token.

Kwon’s proposal for a hard fork is based on the lack of a consensus among different stakeholders. He stated:

“Competing interests from varied stakeholders (e.g.,$LUNA holders, UST holders, Terra builders, etc.) make it extremely difficult and unlikely to achieve consensus on a cohesive, congruent plan.”

Therefore, the new LUNA will be airdropped to residual UST holders, essential app developers, and LUNC holders. 

The rain started beating the Terra network after UST’s price experienced a free fall to the extent that leading crypto exchange Binance temporarily halted its withdrawals together with that of LUNA.

Things got worse for LUNA, given that it sent shockwaves to the crypto market by collapsing to near-zero overnight.

At the time, Kwon pointed out that the price stabilization mechanism had a hand in the problem. He noted:

“The price stabilization mechanism is absorbing UST supply (over 10% of total supply), but the cost of absorbing so much stablecoins at the same time has stretched out the on-chain swap spread to 40%, and Luna price has diminished dramatically absorbing the arbs.”

If Kwon’s proposal sees the light of day, the new chain will go live on May 27 because he trusts that Terra is more than UST. 

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Polygon ’s Side Of The Story: Hard-Fork Resolved A “Critical Vulnerability”

The Polygon team offered an explanation and here it is. A few weeks ago, the Ethereum Layer 2 network hard-forked their blockchain, seemingly without explanation. As usual, NewsBTC got to the bottom of the case and presented all of the available information. The only piece missing was a promised official report with a detailed explanation from Polygon’s experts. Is this it? Apparently so. 

Related Reading | Community Voted, Why Uniswap Will Be Deployed On Polygon

Before we get into it, let’s remember Polygon’s co-founder Mihailo Bjelic’s explanation as reported by us: 

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“We’re making an effort to improve security practices across all Polygon projects,” Bjelic tweeted. “As a part of this effort, we are working with multiple security researcher groups, whitehat hackers etc. One of these partners discovered a vulnerability in one of the recently verified contracts. We immediately introduced a fix and coordinated the upgrade with validators/full node operators. No funds were lost. The network is stable.” 

It’s important to remember that the crypto ecosystem was concerned that the way that they managed to do all this seemed centralized. However, the co-founder assured everyone that “The network is run by validators and full node operators, and we have no control over any of these groups. We just did our best to communicate and explain the importance of this upgrade, but ultimately it was up to them to decide whether they will do it or not.”

However, this was Polygon node operator Mikko Ohtamaa’s further complaint:

“Next time it happens can you at least announce a critical update to all Polygon node operators. Now this looks super unprofessional and confusing for the community. It was not mentioned or pinned down in any major channels or publications.”

What Did The Polygon Experts Say?

Considering the infamous Poly Network exploit was merely in August this year, it’s good to hear Polygon is working hard in securing their whole operation. They’ve ”been investing significant effort and resources into creating an ecosystem of security expert partners, with the goal of improving the security and robustness of all Polygon solutions and products.” With that in mind, this is the company’s version of what happened:

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“Recently, a group of whitehat hackers on the bug bounty platform Immunefi disclosed a vulnerability in the Polygon PoS genesis contract. The Polygon core team engaged with the group and Immunefi’s expert team and immediately introduced a fix. The validator and full node communities were notified, and they rallied behind the core devs to upgrade the network. The upgrade was executed within 24 hours, at block #22156660, on Dec. 5.”

So far, so good. This rhymes with Bjelic’s explanation and gives the community more details. However, we know that they barely notified the validators and node operators. They don’t even have to lie about it, because they do have a great explanation as to why they ran the whole operation in stealth mode.

“Considering the nature of this upgrade, it had to be executed without disclosing the actual vulnerability and without attracting too much attention. We are still finalizing our vulnerability disclosure policy and procedures, and for now we are trying to follow the “silent patches” policy introduced and used by the Geth team.”

According to Ohtamaa, “there are multiple open source projects out there” that have done similar operations in a more effective manner. And that might be true, but it doesn’t take from the fact that Polygon’s actions were justified.  

MATICUSD price chart - TradingView

MATIC price chart on Binance | Source: MATIC/USD on TradingView.com

The Aftermath

In the end, the critical update worked out fine enough:

“The vulnerability was fixed and damage was mitigated, with there being no material harm to the protocol and its end-users. All Polygon contracts and node implementations remain fully open source.”

Related Reading | Polygon Opens Vault On MakerDAO, Commits $50 Million Worth Of Matic Tokens

Remember, one of the early criticism was that they forked the Polygon blockchain “to a completely closed-source genesis.” Here, the official source assures that “contracts and node implementations remain fully open source.” Is there something else they want to tell us?

“We are still working on closing the final proceedings with Immunefi and the whitehat hacker group, primarily in terms of their rewards and multiple rounds of reviews of the fixed vulnerability. We will post a detailed postmortem once this process is finished, likely by the end of next week.”

The team will publish yet another post with even more details for the technically oriented people. That’s above our pay grade. Stay tuned to Polygon’s blog if you’re interested.  

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Polygon ’s Blockchain Hard-Forked Without Warning To Closed-Source Genesis. Why?

What’s going on at Polygon? There seems to be a disturbance in the force over there. Is the Ethereum Layer 2 project alright? Are they doing everything above board or is there something sinister going on? Are they even decentralized if they can hard-fork just like that? Or did they follow the proper procedures and their critics are just uninformed? Can we even answer all of those questions? Probably not. But we can present all the information available and let you all get to your own conclusions.

https://twitter.com/NathanWorsley_/status/1471097609486016512

Let’s start with DeFi Builder Nathan Worsley’s accusation. Or is he just requesting information? Worsley recently tweeted, “Are we all supposed to just shut up and forget about the fact that over a week ago Polygon hard-forked their blockchain in the middle of the night with no warning to a completely closed-source genesis and still haven’t verified the code or explained what is going on?” 

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Related Reading | Polygon: Ethereum’s Friend Is Looking To Make Big Strides

The “middle of the night” part is arguable since everyone is in different timezones and the Polygon blockchain is everywhere. However, he cleared up why the issue is important, “Until the code is verified there are no security guarantees about the billions of dollars in assets the chain currently secures.” And tweeted proof of everything else, “Here’s the commit that was hard-forked into production.”

https://twitter.com/NathanWorsley_/status/1471099938222260234

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To add credibility to his claim, DeFiance Capital’s Zhu Su joined the chorus asking for answers. “Was this to patch a critical bug? Why and how did this happen?”

https://twitter.com/zhusu/status/1471111517835644932

Polygon Responds And Shows Receipts

The criticism got a response from Polygon’s co-founder Mihailo Bjelic. “We’re making an effort to improve security practices across all Polygon projects,” Bjelic tweeted. “As a part of this effort, we are working with multiple security researcher groups, whitehat hackers etc. One of these partners discovered a vulnerability in one of the recently verified contracts. We immediately introduced a fix and coordinated the upgrade with validators/full node operators. No funds were lost. The network is stable.”

https://twitter.com/MihailoBjelic/status/1471114988068786176

Ok, that sounds reasonable. Bjelic also promised, “A detailed blog post coming, we are finalizing additional security analyses.” A question lingers in the air, though. And crypto enthusiast J. Vicente Correa asks it in the most direct way possible, “U can fork the chain by yourself and take all my funds as u wish?”

https://twitter.com/JVicenteCorrea/status/1471120971574689794

And Polygon’s Mihailo Bjelic answers in the most political way possible. “Absolutely not. The network is run by validators and full node operators, and we have no control over any of these groups. We just did our best to communicate and explain the importance of this upgrade, but ultimately it was up to them to decide whether they will do it or not.”

https://twitter.com/MihailoBjelic/status/1471125217640595456

Fair enough. However…

MATICUSD price chart - TradingView

MATIC price chart on Poloniex | Source: MATIC/USD on TradingView.com

A Node Operator Has Some Criticism Of His Own

In the same thread, Polygon node operator Mikko Ohtamaa blasted the way the company handled the whole thing and also showed receipts. “Next time it happens can you at least announce a critical update to all Polygon node operators. Now this looks super unprofessional and confusing for the community. It was not mentioned or pinned down in any major channels or publications.”

https://twitter.com/moo9000/status/1471163389242138630

He got a response from Polygon’s other co-creator, Sandeep Nailwal. “This was a security update, and hence pre-public-announcement could’ve escalated things.”

https://twitter.com/sandeepnailwal/status/1471191726421422089

Ok, that makes sense. However, Ohtamaa had more complaints. “Some bug fixes” for a critical patch is not good. If there is a critical fix you co-ordinate with validators.” Plus, he reinforced Nathan Worsley’s original complaint. “It’s really obvious it is a critical security bug if you do unannounced no notice hard fork in the middle of a weekend.”

https://twitter.com/moo9000/status/1471207622212730885

According to Ohtamaa, “there are multiple open source projects out there” that have done similar operations in a more effective manner. Someone asked what could Polygon have done better. He answered with a series of simple steps. 

  1. Prepare the patch privately.
  2. A few days before, announce a critical security fix is coming. All node operators need to be prepared.
  3. Distribute the patch at the preset time.
  4. Not downplay the criticality of the patch and make idiot-looking release notes.

Related Reading | How Polygon Sealed A $400M Deal To Get Ahead In The Ethereum ZK Rollup Race

So, is there something rotten at Polygon? We will have to wait for the “detailed blog post” Bjelic promised to know for sure.

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NEM Announces Its Seventh Hardfork, Harlock

Key Takeaways

  • NEM’s Harlock hard fork was announced today.
  • NEM nodes will vote on whether or not to merge into a subChain of Symbol.
  • NEM is known for pioneering the “proof-of-importance” consensus mechanism.


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NEM has announced its Harlock hard fork, which it says will “decide the future of #NEM.” The hard fork will enable voting on whether NEM will integrate into the Symbol blockchain. 

Hardfork x7

Harlock will allow nodes to vote on whether they support NEM becoming a dedicated subChain of Symbol, an enterprise blockchain launched by the NEM project in March 2021. NEM nodes will vote on whether or not the NEM blockchain will merge into Symbol as a “subChain,” or “a type of transaction-specific sidechain.”

Symbol was launched earlier this year, and the vision of its founders has grown since then: 


“…subChains will be a pinnacle of innovation: not just Symbol, but the broader blockchain space. We already have plans to collaborate with other chains on research and development, and we envision a future where other cryptocurrency projects are brought in as dedicated subChains of Symbol, supplying new logic and transaction types to the entire platform.”

The Harlock update represents NEM’s seventh hard forkhistorically, roughly one every few hundred thousand blocks. The last hard fork occurred at blockheight 1,250,000 and represented a fee modification to the network. Harlock is expected to execute at blockheight 3,464,800. 

NEM (New Economy Movement) was an early crypto project, launched in Q1 of 2015. Its native cryptocurrency is XEM.  It has been prominent in Japan since 2016, seeing enterprise adoption and acceptance as payment in restaurants and hotels. According to NEM, it has also “inspired art exhibits and community-run cafes and even donation drives.” 



The project maintains that its most important contribution is its proof-of-importance consensus mechanism (rather than, say, proof-of-stake or proof-of-work), which seeks to “deter the concentration of wealth commonly associated with proof-of-stake.” It does this by rewarding on-chain activities, such as transfers, in addition to giving rewards based simply on the amount vested. 

NEM’s XEM is responding to the news. At the time of writing, it is up roughly 7% on the day, with trading volume up approximately 330%. 

Disclaimer: At the time of writing, the author of this piece held BTC, ETH, and several other cryptocurrencies.

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ETH 2.0 moves closer to fruition as devs set Altair upgrade for October

The Ethereum network’s long-planned upgrade to a scalable, proof-of-stake consensus model grows closer as developers set a date for the Altair upgrade. 

Altair, which is described as the first mainnet upgrade to the Beacon Chain, is scheduled to take place at epoch 74240, or roughly Oct. 27, according to Ethereum Foundation researcher Danny Ryan.

Ryan described the technical upgrade as follows:

“This upgrade brings light-client support to the core consensus, cleans up beacon state incentive accounting, fixes some issues with validator incentives, and steps up the punitive params as per EIP-2982.”

EIP-2982 introduces “punitive parameters” to ensure that the proof-of-stake protocol is economically secure. “Inactivity leak” and “slashing” are the two proposed penalties under the improvement proposal.

Ethereum’s London hard fork arrived almost on schedule on Aug. 5, ushering in the highly anticipated EIP 1559 proposal. Proponents touted EIP-1559 as the deflationary switch because it involved burning base fees, thereby reducing the circulating supply of ETH.

Related: Ethereum alternatives and layer-one solutions see steady gains in September

Joseph Lubin, who co-founded Ethereum before moving on to ConsenSys, said London puts ETH on track to become “ultrasound money.” The concept of “sound” or “ultrasound” money was popularized by the Bitcoin (BTC) community and refers to an asset that is not susceptible to a sudden depreciation in value or purchasing power.

The ETH price was down sharply on Tuesday, as cryptocurrencies sold off along other risk assets, including stocks. ETH was last seen trading at $2,822, having declined 6.5% on the day.