7-Cent Fix? Ethereum Researcher Shares Quantum Security Plan

Low-cost Ethereum quantum security proposal draws interest across crypto community.

Tomiwabold Olajide · 14 Jun 2026 · 5 min read

Wire content from U.Today

7-Cent Fix? Ethereum Researcher Shares Quantum Security Plan

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By
Tomiwabold Olajide

Sun, 14/06/2026 – 13:50

Low-cost Ethereum quantum security proposal draws interest across crypto community.

7-Cent Fix? Ethereum Researcher Shares Quantum Security Plan

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As reported by Wu Blockchain, Ethereum Foundation privacy project Kohaku lead Nico said Ethereum can begin preparing accounts for the post-quantum era today without requiring a hard fork.

According to Nico, the proposed account-level solution costs approximately $0.07 per account to deploy. The design has completed an initial review with Fable, with additional audits planned.

“Ethereum can already start preparing accounts for a post quantum world, without waiting for a hard fork. Today, it would be just $0.07. Further audits incoming. Though I squeezed in a review with Fable before Uncle Sam crashed my party. Verity formal proof included for my lean enjoyers,” Kohaku tweeted.

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Ethereum Researcher Says Post-Quantum Account Protection Can Be Implemented Today for $0.07

Ethereum Foundation privacy project Kohaku lead Nico said Ethereum can begin preparing accounts for the post-quantum era today without requiring a hard fork. According to Nico, the… pic.twitter.com/bsKzN8mcYX

— Wu Blockchain (@WuBlockchain) June 13, 2026

Quantum computers will eventually break ECDSA, the signature scheme that secures Ethereum and Bitcoin accounts today. Recent resource estimates by Babbush et al. bring this timeline closer than previously expected, making post-quantum signature verification at the execution layer an urgent problem.