Computer programming of smart contracts on a blockchain; Computer security services in the nature of administering digital certificates; Computer security services in the nature of administering digital keys; Computer security services, namely, restricting unauthorized access to websites, computer networks, hard drives, and electronic wallets; Design and development of electronic data security systems; Design, development and implementation of software; Electronic data storage; Electronic storage of crypto tokens for others; Electronic storage of digital audio files; Electronic storage of digital images; Electronic storage of digital photographs; Electronic storage of digital video files; Electronic storage of files and documents; Mobile media services in the nature of electronic storage of entertainment media content; Providing an interactive website featuring technology that allows users to upload, download, share and sell custom and branded non-fungible tokens (NFTs), digital audio and video files, entertainment media content, and digital publications; Providing online non-downloadable computer software for minting non-fungible tokens (NFTs)