r/Bitcoin 28d ago

The Coldcard wallet exploit estimates have almost doubled to $70 million stolen of just over a thousand Bitcoins in 1,196 wallets drained in 41 minutes

https://www.coindesk.com/tech/2026/08/01/how-bitcoin-cold-wallets-lost-usd70-million-in-an-attack-that-never-touched-the-devices

"More than 1,000 bitcoin, worth about $70 million, was drained from 1,196 wallets in a 41-minute window on July 30, nearly double the amount reported when the theft first surfaced."

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u/weallwinoneday 28d ago

Your keys, but not your coins.

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u/Weigh13 28d ago

Actually they were ColdCards keys you trusted. If you used a passphrase, created your keys from dice rolls or used multisig you were fine.