Here's what 'cracking' bitcoin in 9 minutes by quantum computers actually means

Google's quantum paper made headlines with that number. Here's what it means, what's actually at risk, and why 6.9 million bitcoin are more exposed than the rest.

Early report Major update Updated Apr 4, 2026, 2:30 AM UTC

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CoinDesk: Here's what 'cracking' bitcoin in 9 minutes by quantum computers actually means.

First seen Apr 4, 2026, 2:30 AM UTC Latest source Apr 4, 2026, 2:30 AM UTC

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Here's what 'cracking' bitcoin in 9 minutes by quantum computers actually means

CoinDesk •published Apr 4, 2026, 2:30 AM UTC •fetched Apr 4, 2026, 2:31 AM UTC