BLOCKCHAIN KEY BOX

Smartphones; Downloadable computer software for use with mobile devices and smartphones, namely, software for the storage and management of private keys to authenticate blockchain transactions; Recorded computer software for use with mobile devices and smartphones, namely, software for the storage and management of private keys to authenticate blockchain transactions; Downloadable computer software platforms for blockchains, namely, public blockchain platforms for managing cryptocurrency transactions using blockchain technology, and to record transactions and execute smart contracts; Recorded computer software platforms for blockchains, namely, public blockchain platforms for managing cryptocurrency transactions using blockchain technology, and to record transactions and execute smart contracts; Downloadable software or software application in the field of blockchain technology, namely, for verifying and managing cryptocurrency transactions using blockchain technology, and for managing electronic asset exchange transactions; Recorded software or software application in the field of blockchain technology, namely, for verifying and managing cryptocurrency transactions using blockchain technology, and for managing electronic asset exchange transactions