The post Coldcard Warns Mk3 Users After $38M Bitcoin Sweep Raises Security Concerns appeared first on Coinpedia Fintech News

Hardware wallet maker Coinkite has urged Coldcard Mk3 users to move their Bitcoin if their recovery seed was generated using specific firmware versions. The warning comes after security researchers identified a coordinated transfer of 594.48 BTC, worth about $38.2 million, although no confirmed link has been established between the wallet issue and the on-chain movement. …