Author: Chain Source: medium Translation: Shan Oba, Golden Finance
Ethereum’s Cancun-Deneb (“Dencun ") The hard fork upgrade has been successfully activated on all testnets, laying the foundation for its mainnet debut on March 13, 2024. Central to this critical upgrade is “protodanksharding” implemented through EIP-4844, which significantly reduces the transaction costs associated with Layer 2 solutions. Building on the progress of the Shapella upgrade, Dencun introduces innovative elements such as temporary data blobs (or “blobs”) and enhances Ethereum’s consensus layer and execution layer. As mainnet launch approaches, node operators and stakeholders are urged to update their systems to ensure they are aligned with the upgrade’s numerous key protocol changes, all designed to enhance Ethereum’s scalability and operational efficiency.
Dencun The significance of the upgrade
The Dencun upgrade is expected to bring changes to the way transactions are processed and verified in the Ethereum ecosystem. By implementing Proto-Danksharding, the network seeks to achieve greater scalability and reduce transaction costs, thereby improving user experience and expanding Ethereum’s potential use cases.
Main goals of the upgrade
The main goals of the Dencun upgrade include:
Enhance scalability to accommodate a higher number of transactions without impacting performance.
Reducing high transaction costs, making Ethereum more cost-effective for users.
Facilitates seamless integration of Layer 2 solutions, further enhancing Ethereum’s potential for decentralized applications and smart contracts.
The Dencun upgrade represents a critical step in optimizing Ethereum infrastructure to enable broader adoption and continued innovation in a rapidly evolving blockchain environment.
Understand the Dencun upgrade of Ethereum
1. Original Danksharding: Improving the scalability of Ethereum
The main functions of Dencun upgrade One is Proto-Danksharding, which aims to solve Ethereum’s scalability issues. Here's how it works:
The network will be divided into smaller parts called "shard chains".
These shard chains will be able to process transactions simultaneously, thereby increasing the capacity of the network.
Since each shard is capable of processing its own set of transactions, Ethereum will be able to handle a significantly increased number of transactions per second.
This innovation is expected to have a huge impact on Ethereum’s scalability, making it more efficient and able to handle increased traffic.
2. EIP-4844: Optimizing transaction execution
Another important component of the Dencun upgrade is EIP-4844 (Ethereum Improvement Proposal). Its main focus is on optimizing trade execution and reducing gas costs. Here are some of the main highlights:
Introducing a new opcode called "DENCUN" designed to execute smart contracts more efficiently.
Implementation of temporary data blobs - temporary storage units that store intermediate results during contract execution.
These data blocks help reduce the overall gas costs associated with executing complex smart contracts.
EIP-4844 aims to make Ethereum more cost-effective and user-friendly by improving transaction execution and reducing gas costs.
3. Impact on Layer 2 Solutions
The Dencun upgrade also has a significant impact on Layer 2 solutions, which are designed to Download transactions to enhance scalability while leveraging the security of the Ethereum mainnet. Here's how it affects them:
Existing Rollup technologies such as Arbitrum, zkSync, StarkWare, and Optimism heavily leverage Layer 1 (the Ethereum master network) to ensure safety.
The introduction of shard chaining through Proto-Danksharding will enable these layer 2 solutions to further scale their operations by leveraging multiple shards.
The integration between Dencun upgrades and Layer 2 solutions brings exciting possibilities for the future of Ethereum. It enables developers to create decentralized applications that can process large volumes of transactions at lower costs, ultimately improving user experience and driving wider adoption.
Enhance scalability and reduce transaction costs with Dencun
Reduce Gas fees with Proto-Danksharding
*Proto-Danksharding* It is a key component of Dencun's upgrade and has made a huge contribution to reducing the gas cost of layer 1 transactions. By implementing sharding at the protocol level, the Ethereum network can process multiple transactions simultaneously, thus reducing gas fees for users.
New storage type: “Blob” for optimized layer 2 transactions
The introduction of ephemeral data blobs is essential to enhance the Ethereum consensus and execution layers Scalability and efficiency play a vital role. These "temporary data blocks" are temporary and can be quickly retrieved and utilized, thereby reducing the overall load on the network.
By leveraging temporary data blobs and Proto-Danksharding, Ethereum’s Dencun Upgrade effectively solves scalability issues while working to reduce user transaction costs for Layer 1 and Layer 2 solutions.
Get ready for a smooth transition: Upgrading nodes for Dencun
Node operators and stakeholders play a vital role in the successful implementation of the Ethereum Dencun upgrade. To ensure a smooth transition and take advantage of new protocol changes, it is important to follow certain steps and update your node software accordingly.
Step 1: Stay Informed
Stay up-to-date with the latest announcements and information about Dencun upgrades. This can be done by following official Ethereum communication channels such as blogs, forums, and verified social media accounts.
Step 2: Back up your data
Before making any changes, it is important to back up all node data, including blockchain data, configuration files, and any other relevant files. This ensures you have a safe copy in case anything goes wrong during the upgrade.
Step 3: Check software compatibility
Verify that your current node software version is compatible with the Dencun upgrade. Check to see if any specific software updates or patches are required to accommodate protocol changes.
Step 4: Update node software
If an update is required, download the latest version of node software from official sources. Follow the installation instructions provided by the developer to properly update your node software.
Step 5: Synchronize Blockchain Data
After updating your node software, sync it with the Ethereum blockchain to ensure you have the latest version of the network.
Step 6: Monitor network status
Pay close attention to network status indicators, such as block confirmation time and transaction fees, to ensure that the upgraded node is functioning properly.
By following these steps, you can contribute to a smooth transition during the Dencun upgrade and continue to participate seamlessly in the Ethereum network. Remember to stay informed of any further updates or changes you may need after upgrading.
Security considerations for the upgraded Ethereum network
As Ethereum undergoes the Dencun upgrade, it is important to emphasize that strong security measures are implemented to protect the network and its users. As new features and protocols are introduced, such as Proto-Danksharding and temporary data blobs, there are several key considerations that need to be addressed.
1. Ensure off-chain blob data integrity
An important aspect of the upgraded Ethereum network security is maintaining the integrity of off-chain blob data. The use of KZG commitments plays a vital role in achieving this goal. KZG promises to be cryptographic tools that can effectively verify data integrity without leaking the actual data. By leveraging KZG commitments, the Dencun upgrade enhances security by ensuring that off-chain blob data remains tamper-proof and trustworthy.
2. Prevent potential attacks
As with any major upgrade, it is important to anticipate potential security vulnerabilities and proactively address them. The Ethereum community must remain vigilant against a variety of attack vectors, including but not limited to:
Sybil Attack: In order to manipulate the network, an attacker can create Multiple identities (witches) to control most network resources. Implementing mechanisms to detect and prevent Sybil attacks is critical.
Denial of Service (DoS) attack: An attacker may try to flood the network with too many transactions or requests, causing congestion or outages. Implementing measures to mitigate DoS attacks will help maintain network stability and availability.
3. Promote responsible node operation
Security is a collective responsibility, and all node operators need to comply with best practices for safe node operation. This includes:
Regularly updating node software: Staying up-to-date with the latest software versions is critical to access the latest security patches and enhancements.
Implementing appropriate access controls: Restricting access to sensitive operations and leveraging strong authentication mechanisms can help prevent unauthorized access to nodes.
Monitor for suspicious activity: Proactive monitoring can help detect any unusual behavior or potential security breaches.
By prioritizing security protocols and taking a proactive approach, the Ethereum community can create a stronger, more secure upgraded network.
Remember that security is an ongoing effort and should be continually improved to address emerging threats and vulnerabilities. By staying informed, actively participating in the Ethereum community, and adhering to best practices, together we can enhance the security posture of the upgraded Ethereum network.
Conclusion
The Dencun upgrade, especially through the lens of Proto-Danksharding (EIP-4844) and temporary data blobs, represents Ethereum’s pursuit of scalability, efficiency, and cost-effectiveness A huge leap forward. Through innovations in data storage and transaction processing mechanisms, this upgrade not only enhances the capabilities of Layer 2 solutions, but also solidifies Ethereum’s position as a leader in smart contract platforms. As Ethereum continues to evolve, the Dencun upgrade demonstrates the community’s commitment to pushing the boundaries of what is possible in the blockchain space, paving the way for a future where Ethereum can serve as the backbone for a host of financial and non-financial applications worldwide. .
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