What is Coldcard?

July 3, 2020

This guide by Bitcoin Q+A was published on bitcoiner.guide website. Contribute. What is Coldcard? # Coldcard is a hardware wallet designed by the Coinkite team. A hardware wallets is a device with one main purpose, to keep your bitcoin private keys safe and secure. Anyone with access to your private keys has access to all of the bitcoin in that wallet. Coldcard does not come with its own app or any additional software. ...