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Binance founder Changpeng Zhao (CZ) said in a June 18 interview with Galaxy that if Bitcoin ever forks to adopt quantum-resistant cryptography, the community should give Satoshi-linked addresses holding roughly 1 million BTC a 6- to 12-month migration window before freezing them.
CZ framed the proposal as a defensive move against a future scenario in which quantum computers can crack the elliptic-curve signatures securing early Bitcoin outputs. If the coins remain unmoved through the migration window, his argument goes, the new protocol should freeze those UTXOs before they fall to whoever builds the first viable quantum attack.
Why it matters
The proposal puts a governance question on the table that Bitcoin has avoided for over a decade: what happens to coins secured by legacy cryptography if and when that cryptography breaks? Roughly 1 million BTC sit in addresses believed to be tied to Satoshi, plus additional early-miner holdings that share the same vulnerability profile. A hard fork that touches consensus rules would be one of the most contentious events in Bitcoin's history, and CZ is now actively lobbying for a specific policy that requires coordinated action by miners, node operators, and holders.
Market impact
CZ acknowledged there is no perfect solution and said the final call should rest with the community, potentially through miner signaling. The remarks land while quantum-related FUD has been quietly resurfacing in developer forums and on-chain research notes, but with no immediate fork proposal on the table. For now the story is narrative, not protocol: a high-profile voice legitimising a previously fringe debate about how Bitcoin handles its most politically sensitive UTXOs.
Frequently asked questions
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What did CZ actually propose about Satoshi's Bitcoin?
In a June 18 Galaxy interview, CZ suggested that if Bitcoin forks to adopt quantum-resistant cryptography, Satoshi-linked addresses holding roughly 1 million BTC should get a 6-12 month migration window. Coins still unmoved after that window would be frozen under the new protocol.
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Why does CZ want to freeze Satoshi-era coins?
CZ argued that quantum computers could eventually crack the elliptic-curve signatures securing early Bitcoin outputs. If those coins are not migrated to quantum-resistant addresses first, they could be claimed by whoever builds the first viable quantum attack.
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How much Bitcoin is held in Satoshi-linked addresses?
Roughly 1 million BTC sit in addresses believed to be tied to Satoshi, with additional early-miner holdings sharing the same legacy cryptography vulnerability profile.
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Who would decide whether to freeze the coins?
CZ said the final decision should rest with the Bitcoin community, potentially through miner signaling. He acknowledged there is no perfect solution and did not commit to a specific fork timeline.
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Is a quantum-resistant Bitcoin fork actually planned?
No. No fork proposal is currently on the table. The remarks land while quantum-related concerns have been quietly resurfacing in developer forums, but the story for now is narrative and governance debate, not imminent protocol change.
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