42 Providing online non-downloadable software for sending, receiving, and transmitting digital currency; providing online non-downloadable software for managing digital currency payment and exchange transactions; providing on-line non-downloadable computer software for use as a cryptocurrency wallet; providing online non-downloadable software for use in user identification, authentication, and verification; providing online non-downloadable software for enabling generation of multiple crypto-wallets from a single seed phrase; providing online non-downloadable software for generating and storing cryptographic keys used to create or modify blockchain accounts; cloud computing service?(PaaS) Platform as a Service; Software as a Service?in relation to computer software for blockchain technology, computer software for cryptocurrency, computer software for digital currencies and computer software for cryptocurrency asset management; installation of computer software