42 Providing technology information in the field of cryptocurrency; providing online non-downloadable computer software for use as a cryptocurrency wallet; providing a website featuring technology that enables users to generate printable cryptocurrency wallets; providing on-line non-downloadable software for generating cryptographic keys for receiving and spending cryptocurrency; providing temporary use of non-downloadable web-based decentralized applications (DApps) for cryptocurrency trading and payment processing, cloud storage of data, and web browsing; design, development, and implementation of software for blockchains; software development, programming and implementation in connection with the use of blockchain technology for transacting cryptocurrency; Providing temporary use of on-line non-downloadable software for use in developing, building and operating general purpose electronic data storage and shared computing capacity that is decentralized; Providing on-line non-downloadable computer software for authenticating users for e-commerce transactions using blockchain technology; user authentication services using technology for e-commerce transactions; providing user authentication services using blockchain technology for decentralized applications (dApps) for conducting decentralized finance (De-Fi), peer-to-peer (p2p) and ecommerce financial transactions; providing online non-downloadable computer software for use as a crypto-currency wallet; distributed ledger platform software, namely, platform as a service (PaaS) featuring computer software for managing electronic payment transactions using distributed ledger technology; Computer application software for blockchain-based platforms, namely, providing online non-downloadable software for distributed applications in the nature of verifying cryptocurrency on a blockchain using distributed ledger technology; providing online non-downloadable software for mining a decentralized and open source cryptocurrency for use in blockchain-based transactions; computer software, namely, providing online non-downloadable software that enables unrelated users to develop, build and operate general purpose electronic data storage and shared computing capacity that is decentralized; providing online non-downloadable software which facilitates the ability of users to view, analyze, record, store, monitor, manage, trade and exchange digital currency, virtual currency, cryptocurrency, digital and blockchain assets, digitized assets, digital tokens, crypto tokens and utility tokens; providing online non-downloadable software for the management of cryptographic security of electronic transmissions across computer networks; providing online non-downloadable software for managing and validating digital currency, virtual currency, cryptocurrency, digital asset, blockchain asset, digitized asset, digital token, crypto token and utility token transactions; providing online non-downloadable software for use as a virtual currency wallet; providing online non-downloadable software for use in the management and facilitation of digital currency, virtual currency, cryptocurrency, digital and blockchain asset, digitized asset, digital token, crypto token and utility token transactions; providing online non-downloadable digital currency transaction software for facilitating transactions involving cryptocurrency; providing online non-downloadable software for sending, receiving, accepting, buying, selling, storing, transmitting, trading and exchanging digital currency, virtual currency, cryptocurrency, digital and blockchain assets, digitized assets, digital tokens, crypto tokens and utility tokens; providing online non-downloadable cryptocurrency exchange software for sending, receiving, accepting, buying, selling, storing, transmitting, trading and exchanging cryptocurrency; providing online non-downloadable software for facilitating electronic funds transfer; providing online non-downloadable computer software for facilitating financial transactions for transacting cryptocurrency