The COLDCARD Mk3 is the cypherpunk's ultimate in secure hardware wallets. With legendary security and a lifecycle that can be used fully air-gapped.
The Mk3 requires a mini-USB connector to power-up.
Head over to Bitcoin Support to purchase a 1-on-1 Coldcard assistance package, which includes the Coldcard and its necessary hardware & accessories, as well as $25 worth of bitcoin.
The Mk3 requires a mini-USB connector to power-up.
Head over to Bitcoin Support to purchase a 1-on-1 Coldcard assistance package, which includes the Coldcard and its necessary hardware & accessories, as well as $25 worth of bitcoin.