Wire · technology
Researchers And AI Agents Cut Estimated Quantum Cost of Attacking Bitcoin Encryption by 86%
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Fusion42 · 11 September 2026 · Fusion42 review
An open research collaboration combining human scientists and AI agents has reduced the estimated quantum computing resources needed to perform a key elliptic-curve operation in attacking Bitcoin and Ethereum encryption by 86.1%. This optimization narrows future quantum attack feasibility estimates but does not demonstrate a working attack yet.
This Wire brief sits within Fusion42's coverage of Quantum Computing, Cybersecurity and Crypto & Web3, and 3 sources have reported it between 10 Sep 2026 and 11 Sep 2026.
◆ ◆ The Wire takeaway
Quantum improvements shift your blockchain security threat horizon closer, signalling a need for accelerated migration to quantum-resistant encryption. You can start reviewing key exposures now to protect assets before hardware catches up.
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3 sources · first reported 10 Sep 2026 · latest 11 Sep 2026
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