MULTIKEY

Cryptocurrency hardware wallets; Downloadable computer software for managing and verifying cryptocurrency transactions on a blockchain; Downloadable computer software for managing cryptocurrency transactions using blockchain technology; Downloadable computer software for use as a cryptocurrency wallet; Downloadable software for generating cryptographic keys for receiving and spending cryptocurrency; Near field communication (NFC) tags for receiving and sending cryptocurrencies; Near field communication (NFC) tags for receiving and sending cryptographic signatures; Security token hardware