Computer programming services, namely, Downloadable computer software for creating, managing and verifying cryptocurrency transactions; downloadable computer software for creating, managing and verifying cryptocurrency transactions using consensus protocols which are protocols for obtaining agreement on a data values among a number of processes, agent or participants; downloadable software for creating, exchanging and storing virtual currency; downloadable distributed application software for creating, executing and enforcing contracts that are published, managed and verified using computer protocols; downloadable software for securing, maintaining consistency and tamper-proofing data that represents digital currency and contracts that are published, managed and verified using computer protocols; downloadable computer software, namely, an electronic financial platform that accommodates creating and management of virtual currency, contracts that are published, managed and verified using computer protocols, financial instruments and financial transactions; Providing internet-based services that enable inter-blockchain and cross-blockchain data communication; providing internet-based services that enable the transfer of data from one blockchain or distributed ledger to another; providing internet-based services that enable inter-blockchain and cross-blockchain transfer of virtual currencies, virtual assets, digital currencies, digital assets, cryptocurrencies and crypto-assets from one blockchain or distributed ledger to another