42 Providing temporary use of online non-downloadable software for use in electronically trading, storing, sending, receiving, accepting and transmitting digital currency, non-fungible tokens, crypto collectibles, and for managing digital currency payment and exchange transactions; providing temporary use of on-line non-downloadable software for processing electronic payments; providing temporary use of on-line non-downloadable authentication software for controlling access to and communications with computers and computer networks; Providing technological consulting in the field of digital assets, namely, cryptocurrency, virtual currency, digital tokens, digital currency, decentralized application tokens and blockchain based assets; cryptocurrency and digital asset services, namely, technology custody services in the nature of electronic storage of cryptocurrency and digital assets for safeguarding, storing, and enabling users to access cryptocurrency and other digital assets; providing temporary use of online non-downloadable software for enabling investors to create digital assets and execute trades of digital assets; Application service provider featuring application programming interface (API) software for enabling fiat to digital currency, digital currency to fiat, and digital currency to digital currency interoperability; application service provider featuring application programming interface (API) software for electronically trading, storing, sending, receiving, accepting and transmitting digital currency, and managing digital currency payment and exchange transactions