42 Technological consulting in the field of cryptocurrency; Providing technology information in the field of cryptocurrency; Providing temporary use of online non-downloadable computer software in the form of cryptographic keys related to cryptocurrency tokens for managing exchange of currencies and cryptocurrencies; Providing temporary use of online non-downloadable software for generating cryptographic keys for sending, receiving, and spending cryptocurrency; Providing temporary use on online non-downloadable computer software in the nature of a mobile application to send, receive, store, and safeguard cryptocurrency; Providing temporary use of online non-downloadable computer software for managing, sending, receiving, tracking, transferring, transmitting, validating, and verifying cryptocurrency transactions on a blockchain technology; Providing temporary use of online non-downloadable computer software for transfers of cryptocurrency, digital currency, virtual currency, digital assets, blockchain assets, digital tokens, crypto tokens and utility tokens between parties; Providing temporary use of online non-downloadable computer software for creating and managing smart contracts; Providing temporary use of online non-downloadable computer software for managing, verifying, and validating cryptocurrency transactions using blockchain-based smart contracts; Providing temporary use of non-downloadable web-based decentralized applications related to cryptocurrencies for managing exchange of currencies and cryptocurrencies; Providing on-line non-downloadable computer software for use as a cryptocurrency wallet; Electronic storage of cryptocurrency for others; Hosting a website featuring technology that enables users to generate printable cryptocurrency wallets; Providing temporary use of online non-downloadable computer software for facilitating transactions and exchanges on an electronic financial platform; Providing temporary use of online non-downloadable computer software for use in managing the conversion of cryptocurrency, digital currency, virtual currency, digital assets, blockchain assets, digital tokens, crypto tokens, and utility tokens into other forms of cryptocurrency, digital currency, virtual currency, digital assets, blockchain assets, digital tokens, crypto tokens, and utility tokens; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Authentication of data in the field of cryptocurrency transactions using blockchain technology; Providing temporary use of non-downloadable web-based decentralized applications (DApps) for cryptocurrency trading, cryptocurrency transactions and cryptocurrency payments; Providing temporary use of non-downloadable web-based decentralized applications (DApps) for cryptocurrency user authentication and cryptocurrency trading security; Platform as a service (PAAS) featuring software platforms using blockchain and distributed ledger technology for authenticating and processing cryptocurrency, crypto assets, digital tokens and non-fungible tokens to represent a collectible item; Software as a service (SAAS) featuring software platforms using blockchain and distributed ledger technology for authenticating and processing cryptocurrency, crypto assets, digital tokens and non-fungible tokens to represent a collectible item; Providing a website featuring educational information in the field of cryptocurrency rental of computer hardware for cryptocurrency mining