Installation/download of TC TrustCenter CA certificates

The prerequisite for convenient and trustworthy communication via Internet is the installation of TC TrustCenter CA certificates on your browser. This enables the confidential and secure communication with those partners that have also obtained a TC TrustCenter certificate.

Our CA certificates have already been installed on the Netscape Communicator 4.5 or higher (on Communicator 4.8 an higher only class 2 and 3 CA certificates), the Microsoft Internet Explorer 5.01 (or higher), the Internet Explorer of Windows 98 (Second Edition), Windows Me (Millennium Edition), and Windows 2000, and on the service pack 6a for Windows NT 4.0.

We recommend that you use software that supports strong encryption.

If you are using an older browser version, please carry out  the following steps for the installation of our CA certificates (X.509):

Please choose your browser:	Installation Manual: (as PDF-file)
Microsoft Internet Explorer 5.0
Microsoft Internet Explorer 4.x
Netscape Communicator 4.x

Installation/download of TC TrustCenter X.509 CA certificates

Choose one of the links below and follow the directions to install all TC TrustCenter certificates on your browser:

CA certificates valid until December 31, 2005: