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Buterin proposes Ethereum gas cap to prevent DoS attacks
Ethereum co-founder Vitalik Buterin, alongside researcher Toni Wahrstätter, has introduced a new proposal, EIP-7983, that seeks to impose a 16,777,216 gas cap per transaction—equivalent to 2²⁴ gas.
Currently, a single transaction can consume an entire block’s gas limit, potentially destabilizing the network and exposing it to denial-of-service (DoS) attacks. This proposal aims to close that loophole by ensuring no individual transaction can monopolize a full block, a move that developers say could significantly improve network stability and performance.
The cap would also prevent massive transactions from overwhelming the system during peak usage times, a growing concern as Ethereum continues to serve as the foundation for decentralized finance (DeFi) platforms, NFT marketplaces, and complex smart contracts. If adopted, any transaction requiring more than the proposed limit would be automatically rejected during block validation.
Preparing Ethereum for a modular future
The EIP-7983 proposal is also seen as part of Ethereum’s broader push toward modularity and zkVM (zero-knowledge virtual machine) compatibility, a key element in scaling the blockchain. By splitting large transactions into smaller, more manageable units, Ethereum can improve execution efficiency while aligning with upcoming zk-rollup technologies.
Blockchain research firm Alva notes that the change would streamline engineering efforts, enhance DoS resistance, and bring Ethereum closer to its long-term roadmap. It also simplifies consensus rules and provides a more predictable framework for developers and users alike.
With Ethereum continuing to underpin an expanding ecosystem of decentralized apps and financial protocols, the new cap is intended to maintain operational robustness amid growing transaction complexity. The platform’s flexible smart contract functionality remains a core appeal to traders and developers, offering automated execution of trades, tokenized assets, and lending protocols—all of which demand a stable and secure foundation.
What Comes Next
EIP-7983 is currently under discussion, with feedback from core developers and the community expected in the coming weeks. Should it move forward, Ethereum would mark a significant step toward a more scalable and secure blockchain, ready to handle the demands of next-gen decentralized applications.
We wrote earlier that Vitalik Buterin shares his vision for Ethereum in 2025.
This material may contain third-party opinions, none of the data and information on this webpage constitutes investment advice according to our Disclaimer. While we adhere to strict Editorial Integrity, this post may contain references to products from our partners.
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