Cryptocurrency hardware wallets; Downloadable computer software for use as a cryptocurrency wallet; Downloadable computer software for trading, exchange, buying and selling of digital currencies, virtual currencies, and cryptocurrencies; Downloadable mobile applications for use as cryptocurrency wallets; Downloadable mobile applications for trading, exchange, buying and selling of digital currencies, virtual currencies, and cryptocurrencies; Downloadable computer software and firmware for authenticating user identification; Downloadable computer software for encryption; Downloadable communications software for connecting users to brokerage services for digital currencies, virtual currencies, and cryptocurrencies; Downloadable computer software for the transmission of data in the field of digital currency, virtual currency, and cryptocurrency trading activities; Downloadable mobile applications for sending and receiving electronic messages, graphics, images, audio and audio visual content via global communication networks