Application and Implementation

To support the application process of certificates as well as the installation of your software we provide a number of quick guides:

Additionally, illustrated manuals for Outlook and Thunderbird are available for:

A detailed documentation of the individual processes are available in separate documents: Manuals (PDF/PPT)

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Changing the Operating System, Export/Import of Keys

Separate manuals for the export and the subsequent import of key components for a new installation of the operating system can be found here.

Encryption

The certificates issued by us not only provide a signature within the e-mail communication but also encryption. This, however, results in not only benefits but also drawbacks in daily use.
Further information can be found here.

CRL / Certificate Revocation Lists

With X.509-based certificates the DFN uses PKI and the RWTH CA certificate revocation lists in order to be able to recall certificates whose security can no longer be ensured even before the expiration of the actual validity. 
Further information can be found here.

Manuals (PDF/PPT)

Generating a key pair and importing from or exporting into browser or mailer combinations:

Or as descriptive PowerPoint slides:

  • Firefox / Thunderbird:
    PPT
    / PDF
  • Internet Explorer / Outlook:
    PPT
    / PDF
  • Internet Explorer / Windows Mail (Vista, SP 1):
    PPT
    / PDF

 

Firefox / Thunderbird: Saving / Moving / Restoring Certificate Databases

Mozilla products save both certificates and the corresponding private key components in the local profile directory of the application. This allows for interchangeability of the certificate databases between the various Mozilla applications and versions. 
Further information can be found here.

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