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Nic Carter: The "quantum canary" fails to provide sufficient warning; Bitcoin needs to begin quantum migration-resistant preparations immediately. - CoinFeed
Time 03:09

Nic Carter: The "quantum canary" fails to provide sufficient warning; Bitcoin needs to begin quantum migration-resistant preparations immediately.

May 1, 2026
CoinFeed News

CoinFeed reported on May 1st that Nic Carter, a partner at Castle Island Ventures, published a lengthy article on the X platform pointing out that the quantum computing "canary warning" mechanism cannot provide sufficient buffer time for Bitcoin. Classical computers can currently solve the Elliptic Curve Discrete Logarithm Problem (ECDLP) with approximately 117 to 130 bits, while quantum computing results below this threshold are often suspected of "classical cheating" or having a pre-set answer, thus failing to generate a valid signal. Nic Carter believes that once quantum computers truly break through this classical limit, they may only be months away from directly attacking the 256-bit secp256k1 curve used by Bitcoin, while the quantum signature migration after Bitcoin's completion will take several years.

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