Non-downloadable software; non-downloadable financial software; software as a service [SaaS] including software as a service [SaaS] in connection with financial services, software as a service [SaaS] relating to financial matters; platform as a service [PaaS] including platform as a service [PaaS] in connection with financial services; computer programming in the field of cryptocurrency trading platforms; programming services in the field of software for e-commerce; providing on-line non downloadable software for user interface integration and developing customized cryptocurrency and blockchain trading orders, trading engines, and trading strategies; data storage and certification via blockchain; electronic storage of cryptocurrency for others; providing on-line non-downloadable computer software for use as a cryptocurrency wallet; design and development of computer software relating to finance; design and development of computer software relating to virtual and digital currency, cryptocurrency and digital tokens of value; providing a secure, web-based service featuring technology that enables users to remotely access, send, receive, store, and manage digital assets, virtual tokens, digital currency, and cryptocurrency; software as a service [SaaS] for recording and exchanging financial and non-financial data and information to a cryptographic ledger; blockchain financial platform development services; design, development, implementation, and consultancy in software in the field of block chains; blockchain platform development services