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Quantum Computing Could Bring Bitcoin Chaos. The Rush Is On To Stop Crypto-geddon. - Investor's Business Daily

Google News – Quantum Computing

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⚡ Quantum Brief

Large-scale quantum computers could break Bitcoin’s cryptographic defenses by 2030, rendering its ECDSA signatures vulnerable to Shor’s algorithm, experts warn. This threatens $1 trillion in crypto assets by enabling theft of private keys. Governments, tech firms, and crypto developers are racing to implement post-quantum cryptography (PQC) standards like NIST-approved algorithms to secure blockchains before quantum attacks become feasible. Bitcoin’s decentralized nature complicates upgrades, as any security patch requires near-universal node adoption—a slow process that may leave networks exposed during the transition. Quantum-resistant blockchains (e.g., QAN, IOTA) are emerging, but adoption remains low due to scalability trade-offs and skepticism about their long-term viability against advancing quantum hardware. Analysts urge investors to monitor quantum advancements closely, as a single breakthrough could trigger a "crypto-geddon," collapsing trust in digital currencies overnight.

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In the wrong hands, quantum computing could undo cryptocurrency security features. (© Gary Neill) For years, the biggest bitcoin obstacle was regulators, who had control over how the cryptocurrency was used, taxed and tracked. Now the biggest threat may be physics. The fast rise of quantum computing, which works on a subatomic level using exotic technologies, threatens to upend the cryptography that secures all blockchain-based digital assets. And the clock may already be ticking.… 1/28/2026 Meta, the sixth largest company by market cap on the Nasdaq, hit a high of 742.99 in extended trading. 1/28/2026 Meta, the sixth largest company by market cap on the... Get instant access to exclusive stock lists, expert market analysis and powerful tools with 2 months of IBD Digital for only $20! Get market updates, educational videos, webinars, and stock analysis. Learn how you can make more money with IBD's investing tools, top-performing stock lists, and educational content. Information in Investor’s Business Daily is for informational and educational purposes only and should not be construed as an offer, recommendation, solicitation, or rating to buy or sell securities. The information has been obtained from sources we believe to be reliable, but we make no guarantee as to its accuracy, timeliness, or suitability, including with respect to information that appears in closed captioning. Historical investment performances are no indication or guarantee of future success or performance. Authors/presenters may own the stocks they discuss. We make no representations or warranties regarding the advisability of investing in any particular securities or utilizing any specific investment strategies. Information is subject to change without notice. For information on use of our services, please see our Terms of Use. *Real-time prices by Nasdaq Last Sale. Real-time quote and/or trade prices are not sourced from all markets. Ownership data provided by LSEG and Estimate data provided by FactSet. IBD, IBD Digital, IBD Live, IBD Weekly, Investor's Business Daily, Leaderboard, MarketDiem, MarketSurge and other marks are trademarks owned by Investor's Business Daily, LLC. ©2026 Investor’s Business Daily, LLC.

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Quantum Computing Could Bring Bitcoin Chaos. The Rush Is On To Stop Crypto-geddon. - Investor's Business Daily

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