COLDCARD Wallet RNG Flaw Likely Linked to $88 Million Bitcoin Theft
Researchers estimate 1,000 to 1,300 BTC were drained after a firmware flaw let some wallets generate predictable seed phrases.
7 Articles
7 Articles
Coldcard wallet attack drains up to $89M in Bitcoin from 1,200+ addresses
Owners of a popular bitcoin storage device are being urged to protect their cryptocurrency after security researchers said a software flaw may have allowed attackers to steal roughly $70 million worth of bitcoin in less than an hour.Forbes first reported the attacks, which researchers at Galaxy Research say drained more than 1,000 bitcoin from 1,196 digital wallets in just 41 minutes on July 30.Galaxy later identified two additional suspected wa…
COLDCARD wallet RNG flaw likely linked to $88 million Bitcoin theft
A vulnerability in COLDCARD hardware wallet firmware allowed attackers to steal an estimated $88.6 million in Bitcoin from thousands of wallets whose seeds were generated using a flawed random number generator.
Unlike the FTX collapse, the $89 million Coldcard exploit has investors sending bitcoin back to exchanges
Unlike the FTX collapse, the $89 million Coldcard exploit is driving bitcoin back onto exchanges as holders seek temporary safety, data from CryptoQuant and Timechainindex shows.
It has been revealed that three waves of attacks exploited a vulnerability in the firmware of the Bitcoin hardware wallet "COLDCARD" since July 30, 2026, resulting in the theft of an estimated $88.6 million (approximately 14 billion yen) worth of Bitcoin. Read more...
Alex Thorn Warns Of Fourth Apparent BTC Theft Wave Targeting Coldcard Users
BitcoinWorld Alex Thorn Warns of Fourth Apparent BTC Theft Wave Targeting Coldcard Users Galaxy Digital’s Head of Research, Alex Thorn, has reported a fourth apparent wave of thefts targeting users of Coldcard hardware wallets. In a series of posts, Thorn detailed that over a roughly two-and-a-half-hour window, 388.93 BTC moved through 218 transactions from 462 victim addresses to 216 newly created addresses. This follows an earlier incident wh…
Dogecoin advocate warns after Coldcard wallet breach leads t
🚨 $BTC worth $88.6 million was stolen in a major Coldcard wallet breach. 🛡️ Thousands of long-term holders were affected by this vulnerability. 📢 Mishaboar and researchers urge Coldcard users to move funds immediately. 🕒 The stolen bitcoin had been dormant for...
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