Electronic monitoring of bank card and account activity to detect fraud via the internet; hosting computer sites (web sites); software-as-a-service; platform-as-a-service; development of software for secure network operations; development, updating and maintenance of software and database systems; software development and product development consulting; providing temporary use of non-downloadable software for use in collecting, transferring, receiving, tracking, storing and transferring data; analyzing, designing, architecting, and building software-related technology solutions; providing software-related technology solutions for leveraging distributed ledger technology, and next generation technologies relating to shared/replicated ledger systems; software consultancy services; computer hardware consultancy services; writing, design, installation and maintenance and updating of computer software and computer programs; software engineering; computer services that support the on-boarding, formatting, distribution and translation of content and data; computer programming; providing information on computers, on computer software, on computer programs and on computer networks; research design and maintenance services in relation to computer software programs; updating computer software; the creation of software; consultancy services relating to the use of computer software and hardware; leasing services relating to computer software, systems and networks; application service provider featuring application programming interface (API) software for use, deployment and management of smart contract systems