Coldcard Bug Exposes Seed Generation Since 2021

Users of Coldcard hardware wallets are facing a major security alert after researchers uncovered a flaw in the device firmware. This vulnerability has affected how private seed phrases were generated since 2021. Because of this issue, wallets created during this period might be vulnerable to attacks.

Security experts and developers are strongly advising all affected users to move their funds to new, securely generated wallets immediately. Taking quick action is the best way to keep your crypto safe from potential exploitation while fixes are rolled out.

This situation highlights why regular security checks are so important for open source crypto hardware. Traders and long term holders should stay vigilant, keep their firmware updated, and always follow best practices for asset security.