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Computer security consultancy; Computer security consultancy in the field of credit card payments; Development of customized software for others for use in risk assessment, information security, business analysis, audit and audit planning, and sales management; Information technology consulting services relating to installation, maintenance and repair of computer software; Planning, design and management of information technology systems; Product development consulting in the field of retail payments; Product development in the field of retail payments; Data encryption services for providing security and anonymity for electronically transmitted credit card transactions; Technological consultation in the technology field of computer security