Episode briefing / Crypto News Today
How the $89M Cold Wallet Hack Reconstructed Bitcoin Seed Phrases
18 min
How the $89M Cold Wallet Hack Reconstructed Bitcoin Seed Phrases
01 / Episode briefing
Episode notes
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These notes are supplied by Crypto News Today and are not a transcript. No separate source links were supplied with this edition.
02 / Listening map
Key topics in this edition
- 01
How nearly $89 million in Bitcoin was reportedly stolen
- 02
Why more than 4,500 addresses may have been affected
- 03
How weak randomness can expose a recovery phrase
- 04
How attackers can test possible seeds against the blockchain
- 05
Why the physical wallet never needed to be touched
- 06
Whether Coldcard and its security reviewers should have found the defect
- 07
Which devices and firmware versions may be vulnerable
- 08
What affected owners should do immediately
- 09
Why a completely new seed phrase is required
- 10
What this means for hardware-wallet security and self-custody