Coinkite warns users of a seed generation flaw in Coldcard Mk3 devices, urging immediate fund migration amid ongoing theft investigations.
Coldcard manufacturer Coinkite has issued a security warning for Mk3 hardware wallets running firmware versions 4.0.1 to 5.0.3. The alert follows reports of a seed generation flaw that may expose funds to risk, prompting users to migrate assets immediately.
The warning coincides with an ongoing investigation into the theft of 594 BTC from hundreds of single-signature wallets. While no direct link has been confirmed, the incidents raise broader concerns about hardware wallet security.
Coinkite has not disclosed further details on the flaw but emphasized the urgency of transferring funds to secure storage. The advisory underscores vulnerabilities in widely used cold storage solutions.