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Mysten Labs co-founder and chief cryptographer Kostas Chalkias says he has quietly leased a factory to mass-produce quantum-resistant hardware wallet cards for Sui, aiming to keep...
XRP Ledger creator David Schwartz proposed splitting Bitcoin wallet devices and PIN access among four trusted people after the Coldcard attacks.
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...
Former Ripple CTO David Schwartz rejects paper wallets after the Coldcard hack, revealing a 'nuclear briefcase' trick to secure Bitcoin inheritance.
A security vulnerability in the cryptocurrency hardware wallet Coldcard is allowing hackers to drain the crypto from victims’ wallets. The total losses amount to more than $130 mil...
Mobile wallets may offer a smoother experience, but critics warn they introduce a much broader attack surface than dedicated hardware.
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...
Coldcard hardware wallet exploit exposes a harsh lesson: Self-custody is only as strong as key generationA firmware flaw affecting some Coldcard hardware wallets has highlighted th...
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...
ZachXBT calls hardware wallets “garbage,” targets Ledger, and suggests a dedicated iPhone for managing large crypto holdings.
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...
ZachXBT recently argued that a dedicated iPhone offers better security than a hardware wallet, a line of reasoning that already splits crypto's security community. Both devices are...
Аппаратный кошелёк Coldcard считается одним из самых защищённых устройств для холодного хранения биткоина. Две мелкие ошибки в конфигурации сборки прошивки отключили аппаратный ген...
The five-year bug escaped detection because auditors verified that the intended random number generator existed, but not that it was being called. Coldcard’s five-year seed-generat...
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...
Onchain investigator ZachXBT has ignited a fresh debate over crypto self-custody after declaring that today’s hardware wallets are “complete garbage” and unsuitable for signing imp...
The Coldcard hack highlights the urgent need for regulatory standards in hardware wallet security to protect investors and maintain trust. The post Coldcard maker Coinkite preparin...
By Danny Sanders, Chief Commercial Officer, Trezor If you own a hardware wallet and you have spent the last few days worried, I completely understand. The recent Coldcard incident...
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...
Dogecoin contributor flags severe vulnerabilities for Bitcoin hardware wallet, with users urged to update immediately.
As there’s no single best bitcoin hardware wallet, only different features and trade-offs, their manufacturers also vary in how they have supported their customers following the Co...
Coldcard, one of the better-known hardware wallets in the Bitcoin world, shipped a firmware bug that weakened the secret keys protecting customers' money. By Saturday afternoon, Ga...
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