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Researchers Cut Quantum Attack Cost for Bitcoin and Ethereum as Ethereum Targets 2029 Deadline

New benchmarks halve the resources needed for quantum attacks on Bitcoin and Ethereum, while Ethereum prioritizes post-quantum security by 2029.

4 publishers · 11 articles · first seen 7 Sept 2026 · updated 9h ago

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  1. Crypto researchers cut Bitcoin and Ethereum quantum attack estimate by 50% CoinDesk ·
  2. Bitcoin and Ethereum race quantum clock as U.S. backs $300 million hardware push CoinDesk ·
  3. Ethereum makes quantum resistance a top priority with a 2029 deadline CoinDesk ·
  4. Ethereum commits to letting users pay gas fees without having to hold ETH CoinDesk ·
  5. AI Agents Just Slashed the Cost of a Quantum Attack on Bitcoin decrypt.co
  6. Researchers halve quantum resource benchmark for key operation in Bitcoin, Ethereum attack The Block
  7. Vitalik Buterin Pushes Ethereum Plan to Slash Quantum-Safe Privacy Costs decrypt.co
  8. While Bitcoin Devs Debate Next Moves, IonQ Unveils Superion 256 Quantum Computer decrypt.co
  9. Ethereum aims for quantum-safe L1 by 2029 as Hegotá upgrade takes form The Block
  10. Ethereum Foundation names 2 ‘must ship’ EIPs for Hegotá upgrade Cointelegraph.com News
  11. Ethereum Proposal Would Let Users Pay Gas Without Holding ETH decrypt.co

In this story

  • Bitcoin
  • Ethereum
  • Vitalik Buterin
  • Google
  • IonQ

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