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Coinbase Urges Immediate Action Against Quantum Threat to Bitcoin

Coinbase's quantum advisory council urges immediate action to protect Bitcoin and other cryptocurrencies from future quantum threats, highlighting risks to 7 million Bitcoin.

Mercation Admin
June 11, 2026 2 min read
Coinbase Urges Immediate Action Against Quantum Threat to Bitcoin

Coinbase Urges Blockchain Developers to Prepare for Quantum Threats

Coinbase's quantum advisory council is urging blockchain developers to take immediate action in preparing for a future where quantum computing poses a significant threat to cryptocurrencies. The council emphasizes that the necessary upgrades for networks like Bitcoin and Ethereum should not be delayed while the community debates the handling of at-risk coins.

A recent report highlights that around 7 million Bitcoin could be vulnerable due to the reuse of addresses and exposed public keys. The advisory council warns that while current quantum computers cannot breach blockchain cryptography, the timeline for when they might be able to do so is uncertain. Therefore, the crypto community must begin preparations now.

Established in January, Coinbase's Independent Advisory Board on Quantum Computing and Blockchain includes experts from academia and industry, tasked with analyzing the risks that quantum technology poses to blockchain networks. The report follows alarms raised by researchers suggesting that a quantum computer capable of disrupting major blockchains may emerge as early as 2030.

The council expressed concern over legacy addresses where public keys are already exposed, noting that many of these may belong to lost or inaccessible funds. They outlined three potential strategies for dealing with coins that do not transition to quantum-safe addresses: freezing or burning the coins after a set deadline, allowing users to decide their fate, or implementing measures to limit transactions of vulnerable coins while enabling pre-commitment to migration without moving funds publicly.

“We emphasize that these proposals can coexist; there is no reason not to implement multiple or all of them, as each has unique benefits,” the advisory council stated. This call for action comes as major blockchain networks, including Ethereum, begin strategizing for a post-quantum future, with Ethereum already exploring quantum-resistant options for validator and wallet signatures.

As discussions continue, the Coinbase advisory board reiterates the importance of proactive measures: “The appropriate time to prepare for a cryptographic shift is before it becomes critical.” They stress that while current assets are secure, the industry should not underestimate the importance of preparing for future threats.