Coinbase CEO Says Quantum Computing 'Solvable Issue' for Crypto
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by Vismaya VFebruary 19, 2026
AI-Generated Deep Dive Summary
Coinbase CEO Brian Armstrong has dismissed concerns that quantum computing poses an existential threat to blockchain encryption, calling it "a very solvable issue." During a recent interview with CNBC, Armstrong emphasized Coinbase's proactive approach to addressing potential risks posed by quantum technology. The company has formed a Quantum Advisory Council, which includes leading experts in cryptography and computer science, to prepare the cryptocurrency ecosystem for future advancements in quantum computing. Armstrong highlighted that while the threat is not immediate, it is essential for the industry to begin upgrading cryptographic standards now.
The article notes that quantum computing, though still in its early stages, has shifted from a theoretical concern to a practical consideration for blockchain developers. Current quantum machines are not yet powerful enough to break widely used public-key cryptography, but transitioning global financial systems and decentralized networks to post-quantum standards could take years. Armstrong pointed to Coinbase's collaboration with major blockchains like Ethereum and Bitcoin to develop migration strategies and upgrade encryption protocols.
Armstrong also discussed the importance of staying ahead of potential risks posed by quantum computing. He emphasized that upgrading cryptographic standards is feasible and that there is sufficient time to implement necessary changes before any significant threats materialize. Experts, including Pranav Agarwal of Jetking Infotrain India, agree that while quantum computing could potentially break SHA-256 encryption used in Bitcoin, the industry has enough runway to strengthen cryptographic defenses.
The article underscores why this matters for crypto users and investors: ensuring the long-term security of blockchain networks is critical for maintaining trust in decentralized systems. By addressing potential risks proactively, companies like Coinbase are working to future-proof their platforms and contribute to the overall stability of the cryptocurrency ecosystem. This effort aligns with broader industry initiatives, such as Ethereum's prioritization
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Originally published on Decrypt on 2/19/2026