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A five-year-old security flaw in Coldcard hardware wallets has landed manufacturer Coinkite a lawsuit after attackers allegedly drained more than $140 million in bitcoin. The proposed class action claims the…
Bitcoin Magazine Ledger Says Organized Crime Group Spent Millions Targeting Hardware Wallet Users Ledger has issued a statement following reports from customers of loss of funds and tampered devices, calling…
Coldcard is confronting another security controversy after its official X account published a phishing link on Oct. 11, 2026, falsely warning customers about a critical firmware vulnerability. The company deleted…
Bitcoin Magazine Ledger Warns Buyers Not to Set Up Wallets From Reseller After Users Report Losses Hardware wallet manufacturer Ledger has said that it is investigating loss of user funds…
Bitcoin Magazine Coinkite’s Coldcard Bug Exposed Single-Sig Risk. Multi-Vendor Multisig Is the New Bitcoin Custody Baseline In the wake of Coldcard’s catastrophic entropy bug, self-custody advocates and experts have begun…
Bitcoin Magazine Open Source vs. Source-Available: What the Coldcard Failure Teaches About Bitcoin Software Incentives Closed versus Open Source code has divided the Bitcoin and broader crypto industry for well…
Bitcoin Magazine BitBox Warns Bitcoiners After Discovering ‘Severe’ Vulnerability In Firmware Bitcoin wallet manufacturer BitBox has told users it was able to fix “severe vulnerabilities” with its hardware wallet’s firmware,…
Dormant bitcoin is moving at a dramatically faster pace in August, with 2,209.05 BTC leaving long-idle addresses during the first 10 days of the month, already 74.7% more than the…
Bitcoin logged 2.27 million new wallets and 751,000 active wallets this week, its strongest onchain activity in months, as holders raced to move funds off Coldcard hardware wallets following a…
Bitcoin Magazine Coldcard Bitcoin Hack: Victims Report Median Loss of 1 BTC as Theft Tops $111 Million New analysis of Bitcoin theft reports reveals that stolen funds overwhelmingly came from…