Vitalik Buterin has outlined a four year technical roadmap aimed at significantly improving transaction speed and strengthening quantum resistance on Ethereum. The update expands on the “Strawmap” plan released by the Ethereum Foundation protocol team.
Ethereum Slot Time Reduction Plan
One of the primary goals is reducing Ethereum’s slot time currently about 12 seconds to as low as 2 seconds. Slot time refers to how long the network takes to produce new blocks. According to Buterin, reductions will occur incrementally, potentially moving from 12 seconds to 8, then 6, 4 and ultimately 2 seconds.
Improvements to peer to peer communication between nodes are expected to support this transition. By optimizing how block data is shared and minimizing redundant downloads, Ethereum can shorten propagation times without compromising network security.
Faster Finality and Post-Quantum Security
The second pillar of the roadmap focuses on finality, the point at which transactions become irreversible. Currently averaging around 16 minutes, finality could drop to between 6 and 16 seconds under the new model.
Buterin emphasized separating slot production from finality logic, allowing both systems to evolve independently. The plan includes migrating to post-quantum, hash-based cryptographic signatures to prepare for future quantum computing threats.
Seven protocol upgrades are expected over the next four years, with confirmed forks including Glamsterdam and Hegotá scheduled later this year.
Disclaimer
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