Computer programs and data processing equipment and peripheral devices for data processing equipment, in particular those for linking digital data with time information and time signatures for counterfeit-proof verification of time, content and/or originators of electronic data, and those for improvement of data security of mobile telephones and any kind of computers, those for improvement of audio, video and data communication as well as those for secure data storage and processing; encoding apparatus, encoded cards (data processing); electronic and digital time-recording apparatus; electric, photographic, optical apparatus for the security technology, in particular for identifying persons and securing data and data archives and safeguard of electronic data and data transfer against illegal access of third parties

Business consultancy, in particular in the field of information technology, including business consultancy in the field of data security; computerized file management; archiving of electronic and digital data

Operating of Internet platforms and Internet servers, in particular for saving and providing data and files on the Internet, for providing information on the Internet; operating of trust centre servers linked to the Internet, for generating digital time signatures for counterfeit-proof verification of the time of creation, content and/or originator of electronic and digital data and, if necessary their origin and destination addresses; operating of archive servers on the Internet for archiving electronic and digital data; email; transfer of digital files; assembling and systemizing of data in computer data bases

Technical consultancy, in particular in the field of data security; development, care and maintenance of data processing programs, in particular of file processing programs for encoding of and assigning time signatures to electronic and digital data; operation, maintenance and care of electronic networks and/or network computers, in particular of networks and/or network computers for encoding and decoding electronic and digital data for generating digital time signatures and transaction certificates as well as for saving and providing data and files; hosting, in particular server hosting; encryption of and providing of time signatures for electronic and digital data for counterfeit-proof verification of the time of creation, content and/or originators of electronic and digital data; generating digital proofs of dispatch (transaction certificates) for counterfeit-proof verification of time, sender, receiver and content of dispatched electronic and digital data; digitising of paper documents and voice recordings; validity checking of electronic and digital data, in particular of digitally-compiled invoices