42 Providing online non-downloadable computer software for use as a cryptocurrency wallet; providing a website featuring technology that enables users to buy, sell, and store blockchain-based tokens, coins, cryptocurrencies, and other crypto assets; providing a members-only website featuring technology which provides members with the ability to buy, sell, and store blockchain-based tokens, coins, cryptocurrencies, and other crypto assets; providing an online non-downloadable internet-based system application featuring technology enabling users to buy, sell, and store blockchain-based tokens, coins, cryptocurrencies, and other crypto assets; providing a secure electronic online system featuring technology which allows for buying, selling, and storing blockchain-based tokens, coins, and cryptocurrencies; providing temporary use of online non-downloadable software for use in electronically trading, storing, sending, receiving, accepting and transmitting digital currency, and managing digital currency payment and exchange transactions; providing online nondownloadable software for generating public and private cryptocurrency keys and cryptocurrency paper wallets; platform as a service (PaaS) featuring computer software platforms for accommodating multiple types of payment and debt transactions in an integrated web-based environment; data encryption and decoding services; data encryption services for providing security and anonymity for electronically transmitted credit card transactions; providing a website that features technology that enables the secure exchange of information by users; providing an on-line network environment that features technology that enables users to share data; Image processing software design; providing temporary use of non-downloadable web-based decentralized applications (DApps) for cryptocurrency trading; electronic storage of cryptocurrency for others; providing user authentication services using blockchain-based software technology for cryptocurrency transactions; providing on-line non-downloadable software for generating cryptographic keys for receiving and spending cryptocurrency; providing temporary use of on-line non-downloadable software for accessing, reading, and tracking information in the field of non-fungible tokens on a blockchain