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XRP Ledger creator David Schwartz proposed splitting Bitcoin wallet devices and PIN access among four trusted people after the Coldcard attacks.
Former Ripple CTO David Schwartz rejects paper wallets after the Coldcard hack, revealing a 'nuclear briefcase' trick to secure Bitcoin inheritance.
Self-custody means holding your own keys instead of trusting an exchange to hold them for you. After FTX, Celsius, and Mt. Gox, the case is obvious. Yet most people still leave the...
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...
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...
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...
Crypto investors are rethinking cold storage as they weigh stronger asset security against earning potential, liquidity, and portfolio flexibility. Cold storage is regarded as the...
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...
Dogecoin contributor urges urgent step that could protect funds from risk.
Jonathan Goodman’s mnemonic words were written down and stored in safes and safety-deposit boxes. The device that generated them had never touched the internet. The cable was never...
By - Brook, Senior Analyst, and Danger, Founder
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 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...
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...
The move follows a June 23 exploit that has now resulted in closing down the wallet, with users urged to withdraw their assets before all functions are disabled on Aug. 3, 2026.Non...
Coldcard warns Mk3 users to move funds as experts investigate a 594 BTC sweep worth about $38 million, with the cause still unconfirmed.
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...
Громкой новостью прошлой недели стала массовая кража криптовалюты у пользователей холодных кошельков COLDCARD. Хотя в теории холодные кошельки (аппаратные устройства, хранящие данн...
A five-year-old coding bug just drained $86m from bitcoin's safest storage
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...
The exploit undermines trust in self-custody solutions, potentially driving users towards institutional custody options and Bitcoin ETFs. The post Coldcard exploit drains over 1,36...
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...
Bitcoin dev Peter Todd slams hardware wallet security after an entropy bug in Coldcard devices allowed hackers to brute-force and drain 594 BTC.
AmericanFortress has proposed a post-quantum security scheme designed to protect existing Bitcoin, Ethereum, and Solana wallet addresses without requiring holders to move funds or...
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