Jack Dorsey’s Block Bitkey Bitcoin Wallet Comes to Market in More Than 95 Countries

The app and munitions device form two of the three keys used to secure a customer’s bitcoin, with the third stored on Bitkey’s servers. The third key is toughened to verify transactions made by customers using only their phone (when they don’t have the hardware logotype to hand) and to recover their wallet if they lose their phone, device or both.