[Class : 42] Scientific And Technological Services, Analysis, Research, And Design Relating Thereto; Quality Control And Authentication Services; Design And Development Of Computer Hardware And Software; Software As A Service (Saa S), Platform As A Service (Paa S), Blockchain As A Service [Baa S]; Computer Programming; Computer Software Design; Computer System Design; Digitization Of Documents And Images; Information Technology [It] Support Services; Providing Virtual Computer Systems Through Cloud Computing; Technological Consultancy; User Authentication Services Using Blockchain Technology; User Authentication Services Using Single Sign On Technology For Online Software Applications; User Authentication Services Using Technology For E Commerce Transactions.