Organizing and conducting auctions, organizing and conducting electronic auctions, organizing and conducting electronic reverse auctions, online auction services, holding interactive virtual auctions, organizing Internet auctions, organizing and coordinating auctions via the Internet, organizing and conducting auctions and reverse auctions via computer and telecommunications networks, organizing and holding auctions and reverse auctions via mobile telephones.;
Certified email services, certified email sending services, transmission of digital files and certified email messages, transmission of digital information, electronic transmission of documents, electronic transmission of encrypted data, electronic messaging services, protected electronic messaging services, secure electronic messaging services.;
Digital certification entity services, being technological services, technological services in the field of digital certification, technological services in the field of digital signature generation, hosting of platforms on the Internet for issuing centralized signature certificates, technological services in the field of time stamping of documents and messages, services for external custody of data, services for safe custody of electronic documents, recording of data messages and of information stored in digital form containing digital signatures or digital stamps, creation of electronic data back-ups, electronic information storage service, services for electronic storage of digital certificates, archived email documents and messages, electronic storage services for archiving electronic data, services for electronic storage of data for archiving databases, documents and other electronic data, technological services in the field of secure server certificates, technological services in the field of data encryption; consultancy services concerning computer security, design and development of electronic data security systems, computer programming services for electronic data security, technological services concerning computer data security, technological services concerning personal information security, technological services for digital security and identity, cryptography and computer security services, electronic authentication services, services for user authentication services via technological means, development and updating of software for generating digital signatures, development of software solutions in digital certification, design, maintenance and updating of software for digital certification and electronic security services, technological services in the field of installation and configuration of the goods and services of digital certification, installation of software, technological services in the field of creation, development and maintenance of public key infrastructure.;