Bitcoin And Quantum Computing - Ark Invest
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Bitcoin’s security rests on modern cryptography, a foundation that has proven resilient for more than a decade. Yet advances in quantum computing have prompted a growing question: could a sufficiently powerful quantum computer eventually undermine the cryptographic systems that protect the Bitcoin network? Today’s quantum machines remain far from the capabilities required to threaten Bitcoin. Still, progress in the field has accelerated, and researchers, developers, and investors increasingly ask what quantum breakthroughs could mean for the future of digital assets: This paper explores those questions by examining the current state of quantum computing, the technical thresholds required to impact Bitcoin’s cryptographic security, and the potential pathways through which quantum capabilities could evolve. Rather than treating quantum risk as a single hypothetical event, we consider the stages of technological development that would likely precede any meaningful threat and the potential signals along the way. This white paper was authored by Dhruv Bansal, Co-Founder and CSO at Unchained, Tom Honzik, Director of Custody Research at Unchained, and David Puell (@dpuellARK), Research Trading Analyst and Associate Portfolio Manager for Digital Assets at ARK Invest. Unchained is a private, bitcoin-native financial services company, and is unaffiliated with ARK. You can view Unchained's website and white paper download here. We're committed to your privacy. ARK uses the information you provide to us to contact you about our relevant content, products, and services. You may unsubscribe from these communications at any time. For more information, check out our Privacy Policy. ©2021-2026, ARK Investment Management LLC (“ARK” ® ”ARK Invest”). All content is original and has been researched and produced by ARK unless otherwise stated. No part of ARK’s original content may be reproduced in any form, or referred to in any other publication, without the express written permission of ARK. The content is for informational and educational purposes only and should not be construed as investment advice or an offer or solicitation in respect to any products or services for any persons who are prohibited from receiving such information under the laws applicable to their place of citizenship, domicile or residence. Certain of the statements contained on this website may be statements of future expectations and other forward-looking statements that are based on ARK's current views and assumptions, and involve known and unknown risks and uncertainties that could cause actual results, performance or events to differ materially from those expressed or implied in such statements. All content is subject to change without notice. All statements made regarding companies or securities or other financial information on this site or any sites relating to ARK are strictly beliefs and points of view held by ARK or the third party making such statement and are not endorsements by ARK of any company or security or recommendations by ARK to buy, sell or hold any security. The content presented does not constitute investment advice, should not be used as the basis for any investment decision, and does not purport to provide any legal, tax or accounting advice. Please remember that there are inherent risks involved with investing in the markets, and your investments may be worth more or less than your initial investment upon redemption. There is no guarantee that ARK's objectives will be achieved. Further, there is no assurance that any strategies, methods, sectors, or any investment programs herein were or will prove to be profitable, or that any investment recommendations or decisions we make in the future will be profitable for any investor or client. Professional money management is not suitable for all investors. For full disclosures, please go to our Terms & Conditions page. The Adviser did not pay a fee to be considered for or granted the awards. The Adviser did not pay any fee to the grantor of the awards for the right to promote the Adviser's receipt of the awards nor was the Adviser required to be a member of an organization to be eligible for the awards. For full Award Disclosure please go to our Terms & Conditions page. Past performance is not indicative of future performance.