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With cryptocurrency wallets becoming huge targets for hackers, using a cold wallet to protect your private keys has never been more important.
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.
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...
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...
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...
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...
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
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...
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...
Dogecoin contributor urges urgent step that could protect funds from risk.
BitBox already patched the flaw in its July update, but the bug reveals risks beyond private-key isolation. Continue reading at DailyCoin.
Аппаратный кошелёк Coldcard считается одним из самых защищённых устройств для холодного хранения биткоина. Две мелкие ошибки в конфигурации сборки прошивки отключили аппаратный ген...
A five-year-old coding bug just drained $86m from bitcoin's safest storage
Coldcard warns Mk3 users to move funds as experts investigate a 594 BTC sweep worth about $38 million, with the cause still unconfirmed.
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...
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, 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...
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...
Users have through Aug. 2 to move assets or secure their recovery phrase before sending, swaps and dApp access stop. The post Another crypto wallet pulls the plug tomorrow with no...
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...
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...
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