Offline Bitcoin Wallet Flaw Risks $130M
Bitcoin wallet of the Coldcard type, considered one of the most secure cold wallets, was exposed to a software vulnerability that led to the theft of over $130 million worth of Bitcoin. Hackers exploited this vulnerability, which lies in the method of generating recovery phrases, to carry out brute force attacks and access wallet contents without directly hacking the devices. Despite the strict security measures employed by users, it was revealed that a software flaw in the system since 2021 allowed for the inference of secret keys, highlighting the danger that software vulnerabilities pose to the digital security of cryptocurrencies. The manufacturer called for an immediate system update and advised transferring assets to secure wallet addresses to prevent further loss of funds.
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