Mac OS X Server’s Certificate Manager is integrated into Server Admin to help you create, use, and maintain identities for SSL-enabled services.

To import a signed certificate which you received by e-mail from Networking4all:

1. Save the certificate file(s).
2. In Server Admin, select the server that has services that support SSL.
3. Click Certificates.
4. Click the Import button.
5. Alternatively, browse for its location.
   Enter the existing certificate’s file name and path.
   Alternatively, browse for its location.
6. Enter the existing private key file’s name and path.
   Enter the private key passphrase.
7. Click Import.