Data encryption services for the purpose of ensuring the security and authentication of financial transactions; Providing authentication and security services for financial transactions, namely, electronic document and e-mail authentication services and development of security systems and contingency planning for information systems used for financial transactions; Consultancy in the field of computer hardware; Conversion of data or documents from physical to electronic media; Data conversion of computer programs and data, not physical conversion; Computer software design, maintenance and upgrading; Computer software consultancy; Computer virus protection services; Rental of computer software