42 Software for use in electronically trading, storing, sending, receiving, accepting and transmitting digital currency, and managing digital currency payment and exchange transactions; services in the field of cryptography, cryptocurrency, cryptotokens, cryptosecurities, and digital currency; technical support series, namely, troubleshooting of computer software problems; technical support series, namely, troubleshooting of software for facilitating or managing digital currency; providing customized on-line web pages and data feeds featuring information about digital currency innovations; platform as a service (PaaS) featuring software for storing, processing and managing virtual currency; providing an online platform featuring technology that allows users to store and transfer virtual currencies and digital assets