Providing and managing distributed ledger storage and distributed ledger based smart contracts and apps; operation and building of applications for operation with a distributed ledger on a decentralized computer platform; Consulting services regarding the operation of a decentralized computer platform and building of applications for operation with a decentralized computer platform; providing software for secure storage of identification; providing software for secure storage of cryptocurrency transactions; Computer software for developing, building, and operating applications; Computer hardware and software design; Consulting in the field of configuration management for computer hardware and software; Consulting services in the fields of selection, implementation and use of computer hardware and software systems for others; Providing temporary use of non-downloadable computer software that allows users to send, receive, store, and safeguard digital currency; providing a secure, web-based service featuring technology that enables users to remotely access, send, receive, store, and manage digital currency; providing a website that gives users the ability to create customized web pages featuring user-defined profiles; application service provider featuring application programming interface (API) software for integration of financial transactions, proof of identity and secure storage of information into websites and mobile applications; physical storage of electronically stored data; Providing a website or network featuring technology that enable users to maintain the security and integrity of digital files and data; Providing a website featuring technology that enable users to maintain the security and integrity of digital files and data; Electronic data storage, namely, providing a website for use in storing digital files and data