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Google’s Quantum Leap Sparks Bitcoin Security Worries

Google’s Quantum Leap Sparks Bitcoin Security Worries

CoinomediaCoinomedia2025/10/23 19:12
By:Ava NakamuraAva Nakamura

Google’s quantum processor outpaces top supercomputers, raising new concerns over Bitcoin encryption.Bitcoin Encryption Under the SpotlightPreparing for the Post-Quantum Era

  • Google’s Willow quantum chip outperformed top supercomputers by 13,000×.
  • The breakthrough renews fears around Bitcoin’s encryption model.
  • Quantum computing could eventually break current crypto security.

Google’s new quantum processor, Willow, has just set a jaw-dropping benchmark in computing. According to the tech giant, the chip completed a task in just 2 hours that would take the world’s best supercomputer 3.2 years to finish. That’s a 13,000× speed advantage — a clear indication that quantum computing is inching closer to practical and disruptive capabilities.

Unlike traditional computers that use bits, quantum computers use qubits, which allow for exponentially faster calculations under the right conditions. The implications go far beyond scientific modeling or AI — they now touch the heart of crypto security.

Bitcoin Encryption Under the Spotlight

This quantum leap is causing serious concern in the crypto world. Bitcoin ’s security relies on elliptic curve cryptography (ECC), a method considered secure against classical computing attacks. However, quantum algorithms like Shor’s algorithm could, in theory, break ECC — making wallets and transactions potentially vulnerable.

Although Google hasn’t directly demonstrated this ability yet, the speed and scalability of Willow suggest we’re closer than ever to that reality. The Bitcoin network may not be under immediate threat, but the writing on the wall is clear: quantum-proof cryptography is no longer optional — it’s essential.

🔥 BIG: Google’s Willow quantum processor completes 3.2 years of computation in 2 hours, 13,000× faster than the world’s top supercomputer.

Renews concerns over Bitcoin’s elliptic curve encryption. pic.twitter.com/SDON4Nr9PU

— Cointelegraph (@Cointelegraph) October 23, 2025

Preparing for the Post-Quantum Era

Crypto developers and blockchain projects have already started exploring post-quantum cryptography (PQC). These encryption methods are designed to withstand quantum attacks, ensuring that private keys and transaction data remain secure even when quantum computers become more accessible.

Until then, the crypto community must keep a close eye on advancements like Willow. Google’s breakthrough isn’t just a tech milestone — it’s a wake-up call for Bitcoin and the broader blockchain industry.

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Disclaimer: The content of this article solely reflects the author's opinion and does not represent the platform in any capacity. This article is not intended to serve as a reference for making investment decisions.

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