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Ethereum's Fusaka Upgrade Successfully Deployed on Sepolia Testnet, Mainnet Launch Imminent

By ToTo BugelmanNewcomer0 rep· 10/14/2025

Ethereum developers have successfully deployed the Fusaka upgrade on the Sepolia testnet, marking a significant step towards enhancing the network's scalability and efficiency. This deployment, which took just over 20 minutes, paves the way for the upgrade's eventual launch on the Ethereum mainnet, anticipated in early December.

 

abcoathup.eth

 

Key Takeaways

  • Fusaka upgrade successfully deployed on Sepolia testnet.

  • Next testing phase on Hoodi testnet scheduled for October 28.

  • Mainnet launch targeted for December 3.

  • Primary goal: enhance scalability and efficiency through PeerDAS protocol (EIP-7594).

  • PeerDAS expected to double network throughput.

 

Fusaka Deployment Progress

The successful deployment of Fusaka on the Sepolia testnet on October 14, 2025, was confirmed by prominent figures in the Ethereum community, including sassal.eth and abcoathup.eth. This milestone is crucial for validating the upgrade's functionality before its mainnet release.

The next critical step involves testing the upgrade on the Hoodi testnet, which is slated for October 28. Following a successful run on Hoodi, the hard fork is scheduled to go live on the Ethereum mainnet on December 3.

 

Enhancing Ethereum's Scalability

The primary objective of the Fusaka upgrade is to significantly improve Ethereum's scalability and overall efficiency. A cornerstone of this upgrade is the implementation of the PeerDAS protocol (EIP-7594).

This innovative protocol is projected to double the network's throughput. Vitalik Buterin, co-founder of Ethereum, has highlighted the unique nature of PeerDAS, explaining that it will enable nodes to verify block data availability without needing to download the entire dataset. Instead, nodes will process small data fragments and utilize erasure coding to reconstruct any missing information.

 

Increased Network Activity

In parallel with the upgrade developments, the Ethereum network has witnessed a surge in user activity. The number of unique stablecoin senders has reached an all-time high, surpassing one million addresses weekly. This represents a substantial increase from the average of around 400,000 weekly senders observed between January 2020 and July 2024.

 

The Block Data

 

Furthermore, the monthly active addresses have remained consistently high, fluctuating between 16 and 18 million over the past year. The creation of new addresses is also on a steady upward trend, with over 4.51 million new addresses recorded by the end of September, setting a 12-month record.

 

The Block Data

 

Recent news also includes the Kingdom of Bhutan's announcement of its decision to migrate its national ID system to the Ethereum blockchain, further underscoring the network's growing adoption and utility.

 

Key Takeaways

 

This article was created with support from AI-driven technology, drawing on multiple reputable sources. The final content has been thoroughly reviewed and edited by BlockzHub's editorial team to ensure accuracy, clarity, and coherence. Original reporting sources are credited whenever appropriate and as required. The opinions expressed in this article do not necessarily represent the official views or positions of BlockzHub. This article is intended for informational purposes only and should not be considered financial or professional advice. Investing involves risk, and you should consult a qualified financial advisor before making any investment decisions.

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Ethereum's Fusaka Upgrade Successfully Deployed on Sepolia Testnet, Mainnet Launch Imminent | BlockzHub