Software-as-a-service (SaaS) featuring software for use in blockchain data security; cybersecurity services in the nature of restricting unauthorized access to computer systems; providing temporary use of non-downloadable software for accessing, using and tracking blockchain technology; cloud computing featuring software for blockchain-based platforms, namely, software for verifying and securing financial asset and virtual currency transactions; computer security services, namely, a proxy service to moderate blockchain transactions, override malicious transactions, and recover cryptocurrency and non-fungible tokens (NFTs)