42 Technical consultant services in the field of operation and supervision of computer and telecommunication networks; technical support services, namely, monitoring network systems in the field of computing and telecommunications; technical consultancy and advice in the field of telecommunications and computing, design (development) of computer systems and telecommunications systems; computer services, namely, technical advice on telecommunications networks and systems; services for the supervision (control, monitoring) of telecommunications networks; information technology services, namely, remote database management, remote management of computer network systems; consultancy services, research, in the field of information technology, technical studies and research in the field of operation and maintenance of telecommunications equipment, technical advice with respect to implementing telecommunications hardware; certification and authentication (monitoring) of messages and data transmitted via telecommunications; services for controlling or limiting the actions of others in respect of a computer workstation or computer system (especially firewalls, anti-spam, anti-spyware, parental control, professional filtering, back up, store and share, antidialier, scan and repair); controlling network systems; study and design of certification systems, tracking techniques, and protection of digital content; monitoring (surveillance) services for infrastructures, computer and telecommunications networks