Morning Minute: The Coldcard Bitcoin Hack Nears $114 Million in Potential Losses
Self-custody is under attack, and it's becoming increasingly clear that AI is one of crypto's leading threats.
Coldcard — page 9
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No dice? Your Bitcoin hardware wallet is probably not as secure as you thought it was
Coldcard's RNG failure shows why an air gap cannot rescue a seed that was predictable at creation.
CryptoSlate•Liam 'Akiba' Wright3 Aug
Solo Bitcoin miner nets $200,000 as Coldcard hardware wallet drains rocks sentiment
CoinDesk•Omkar Godbole3 Aug
Bitcoin, ether decline as Coldcard exploit enters a fifth day
CoinDesk•Shaurya Malwa3 Aug
Coldcard Losses Near $114M as Small Bitcoin Transfers Spike
Transfers of less than 1 BTC hit levels last seen days after the FTX collapse, while Galaxy Research flagged a likely fourth wave of thefts.
Bitcoin cold storage plan revealed by David Schwartz
XRP Ledger creator David Schwartz proposed splitting Bitcoin wallet devices and PIN access among four trusted people after the Coldcard attacks.
Coldcard PRNG Flaw Lets Attackers Reconstruct Private Keys: 1,367 BTC Drained
A firmware bug in Coldcard's random-number generator made private keys reconstructable, draining 1,367 BTC from 4,585 addresses across three attack waves.
99Bitcoins•Alex Ioannou3 AugU
Early Bitcoin Dev Explains Why Self-Custody Is Still Superior After $88 Million Coldcard Bug
Peter Todd argues the $88 million Coldcard bug doesn't fix centralized risks, as QuadrigaCX exploit loss proves self-custody is still safer.
U.Today•Gamza Khanzadaev3 Aug
$86M in Bitcoin Lost to Coldcard’s Silent PRNG Flaw Over Five Years
A misconfigured macro in Coldcard firmware silently weakened seed entropy for five years, resulting in 1,367 BTC stolen across 4,585 addresses.
Coinspeaker•Daniel Francis3 Aug
ZachXBT Refuses to Trace the $88M Coldcard Hack
Blockchain investigator ZachXBT says he has no plans to trace the $88.6 million Coldcard hack, telling followers that Bitcoin’s community has offered him little support in return for his work in years past. ZachXBT Says He Has “Less Obligation” to Help The prolific onchain investigator, known for unmasking hackers behind some of crypto’s biggest thefts, […]
Bitcoin.com News•Shiraz Jagati3 Aug
Coldcard pushes bitcoin back to exchanges: the anti-self-custody trade
The Coldcard exploit is not a hack in the way most people understand the word. Nobody broke into anything. Nobody phished anyone. Nobody stole a seed phrase from a sticky note. The devices generated weak private keys for five years,…
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XRP Ledger Co-Creator Reveals 'Nuclear Briefcase' Strategy for Bitcoin Cold Storage
Former Ripple CTO David Schwartz rejects paper wallets after the Coldcard hack, revealing a 'nuclear briefcase' trick to secure Bitcoin inheritance.
U.Today•Gamza Khanzadaev3 Aug
Bitcoin price drops below $63K despite Iran relief
Bitcoin fell below $63,000 despite lower oil and rising stock futures as Coldcard thefts, ETF outflows and policy delays returned to focus.
Coldcard wallet losses may near $114 million as possible fourth sweep emerges
CoinDesk•Shaurya Malwa3 AugU
'This Will Only Get Worse': Famous Bitcoin Critic Warns of AI and Quantum Danger for BTC
The Coldcard exploit started a wave of fear that Bitcoin holders haven't yet witnessed.
U.Today•Arman Shirinyan3 Aug
Coldcard Bitcoin Exploit Enters Fourth Wave With 462 New Suspected Victims
Galaxy Research head Alex Thorn warned early Monday that a fourth coordinated attack wave is likely targeting Coldcard users. The random number generator (RNG) exploit has been linked to 1,367.05 Bitcoin (BTC) from 4,585 addresses across three confirmed waves. A verified fourth wave would push totals higher. Coldcard Exploit Deepens as Suspected Fourth Wave Sweeps
BeInCrypto•Kamina Bashir3 Aug
Coldcard Wallet Attacks Enter Fourth Wave, Putting 449 BTC at Risk
Victims with pending transactions may still have a brief chance to outbid attackers using Bitcoin's Replace-by-Fee feature.
Coldcard exploit sparks call for independent audits: Kraken CSO
Coldcard’s five-year seed-generation flaw has renewed calls for independent testing of hardware wallet firmware after suspected attacks have drained nearly $90 million worth of Bitcoin from thousands of wallets. Kraken chief security officer Nick Percoco said in a post on…
Bitcoin Holders Lose $88,600,000 in Coldcard Crypto Wallet Exploit: Galaxy Researchers
A 2021 firmware flaw in Coldcard devices enabled predictable seed generation, allowing attackers to drain over 1,367 BTC from thousands of wallets in automated sweeps.
The Daily Hodl•Daily Hodl Staff3 Aug
Coldcard Attack Escalates: Fourth Wave Pushes Bitcoin Theft Past $90 Million
What started as a warning has become one of the most serious hardware wallet security incidents in Bitcoin’s history. Over the past three days, Coldcard devices running vulnerable firmware have been drained by attackers who discovered a critical flaw. The seed phrases generated by affected devices had lower entropy than
TheNewsCrypto•Sarayu Krishna3 Aug