List of certification-service-providers
The list below shows the certification-service-providers which the Austrian Signature Act applies to:
| A-Trust Gesellschaft für Sicherheitssysteme im elektronischen Datenverkehr GmbH | aktiv |
| Bundesamt für Eich- und Vermessungswesen | aktiv |
| A1 Telekom Austria AG (bis 30.09.2002: Datakom Austria GmbH) | Ausgabe qualifizierter Zertifikate eingestellt |
Until December 31, 2007, the Austrian Signature Act also applied to other certification-service-providers. For information purposes, the historic list of certification service providers of December 31, 2007 is kept available until further notice.
Please note that this list is not a secure directory of certification-service-providers as set forth in the Signature Act. For more information on the security level of these pages, please refer to our security information.





