Providing temporary use of on-line non-downloadable cloud computing software for use in electronic storage of data; design and development of computer software for cloud storage of data; electronic data storage; infrastructure as a service (IaaS) for secure file storage, transfer, distribution, and sharing; platform as a service (PaaS) for secure file storage, transfer, distribution, and sharing; computer technology consulting services in the field of distributed ledgers and blockchain-based technology; providing temporary use of non-downloadable software for use in accessing, reading, tracking, and using blockchain technology