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Bitcoin Magazine COLDCARD SECURITY RISK: IMMEDIATE ACTION REQUIRED IMPORTANT: Major security vulnerability discovered in Coldcard hardware wallets. For your own safety read disclo...
Аппаратный кошелёк Coldcard считается одним из самых защищённых устройств для холодного хранения биткоина. Две мелкие ошибки в конфигурации сборки прошивки отключили аппаратный ген...
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...
Coinkite urged Coldcard users to generate new seed phrases, warning that existing vulnerable seeds remain unsafe despite the security upgrade.Coinkite released a new security upgra...
Coldcard warns Mk3 users to move funds as experts investigate a 594 BTC sweep worth about $38 million, with the cause still unconfirmed.
The Coldcard security incident entered another chapter after a public bitcoin transaction offered laundering services to the thief behind one of the largest self-custody bitcoin th...
Coinkite urged Coldcard Mk3 users to migrate funds after identifying a potential seed-generation risk, as Bitcoin security experts separately examine an unexplained $38 million wal...
Coldcard has released firmware versions 5.6.1 and 1.5.1Q after a three-week security review, while warning that users with affected seed phrases must create new wallets and move th...
An attacker drained 1,196 Bitcoin addresses in 41 minutes on July 30, taking 1,082.65 BTC worth about $70.2 million at the time. Galaxy Research mapped the sweep and tied it to a f...
A Coldcard security issue has put Bitcoin hardware-wallet safety back under the microscope after reports that a firmware flaw affected seed generation...
A Coldcard security issue has put Bitcoin hardware-wallet safety back under the microscope after reports that a firmware flaw affected seed generation...
The Coldcard seed-generation failure has exposed about $116 million in Bitcoin to theft while renewing questions about how users verify the security of self-custody tools, accordin...
Firmware 5.6.1 and 1.5.1Q harden new wallet creation but cannot repair a seed made on an affected release. The post Coldcard now requires 65 key presses after seed exploit, while e...
The company said the latest advisory reflects its early analysis and that a formal technical review will follow.
Coldcard bitcoin hardware wallet flaw linked to $89M bitcoin theft
Coldcard firmware didn't properly utilize true random number generators, letting attackers sweep over 1,359 BTC last week. The post A timeline of Coldcard’s $85M bitcoin theft appe...
Coinkite has released new Coldcard firmware that forces users to provide their own randomness when generating new wallet seeds.
Dogecoin contributor urges urgent step that could protect funds from risk.
Coldcard’s hardware wallet bug has attracted at least 15 attackers who who've stolen BTC from thousands of victims. The post 15 attackers now draining vulnerable Coldcard wallets,...
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 Bit...
Coldcard users are urged to replace vulnerable seeds after Galaxy traced 1,367.05 BTC, worth $88.6 million, across 4,585 addresses.
A single line of firmware shipped in March 2021 told every Coldcard hardware wallet to skip its dedicated randomness chip. For five years nobody noticed. Then an attacker brute-for...
Bitcoin Magazine Coldcard Bitcoin Thief Likely Used Top Blockchain Services Provider: Report Experts have since said that those holding Bitcoin on a Coldcard device should move fu...
Galaxy research head Alex Thorn warned that unconfirmed transactions may give some Coldcard users a narrow opportunity to save their funds.Update (Aug. 3 at 4:19 am UTC): This arti...
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