What is the difference between Strict and Multipurpose?

You can purchase our authentication certificates (S/MIME) from us in two different versions: Strict and Multipurpose. While the Strict variant can only be used for authenticating e-mail messages, Multipurpose certificates can also be used for signing documents (e.g. PDFs) or for authentication at access systems (e.g. for a login).

Here is an overview of the features that are included:

• Personal Strict (email validation)
  ✔ Signing of emails
  ✔ Encrypting emails
  ✘ Signing of documents
  ✘ Client authentication
• Personal multipurpose (email validation)
  ✔ Signing emails
  ✔ Encrypting emails
  ✔ Signing documents
  ✔ Client authentication
• Organization Multipurpose (email and organization validation)
  ✔ Signing emails
  ✔ Encrypting emails
  ✔ Signing of documents
  ✔ Client authentication