Certificates
The ZIM offers the creation of server and user certificates via the DFN (or specifically the provider Harica). Instructions on how to apply can be found on the ZIM website (accessible from the university network, in german).
Teilnehmerservice-Mitarbeiter at the institute of computer science
Klemens Kittan
Teilnehmerservice-Contact at ZIM
Please send mail with subject "Frage DFN-PKI Zertifikate" to the ZIM ticket system. Their staff will contact you.