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Commercial Support

Ready-made commercial SignServer support
Support programs and other qualified professional services are provided by PrimeKey Solutions AB.

3rd Party Integration

Looking to integrate a 3rd party application with SignServer? SignServer has the most flexible range of standard, and non standard, protocols for seamless integration.
Contact PrimeKey if you need more information or assistance.

Security Notifications

If you have a security notification regarding SignServer, please send an email to security at primekey dot com. For e-mail encryption see the keys page.


The best way to contact the project admins are using email.

  • Send an email to the signserver-develop mailing list (see below).
  • Send an email directly to a project administrator.
  • Send an email to PrimeKey at sales at primekey dot se.


First of all, have a look at the SignServer documentation resources gathered below "Documentation" in the main menu.


Established SignServer Training
Training Courses for advanced users are held internationally by PrimeKey and their partners.

Mailing Lists

The SignServer project has two public mailing lists hosted on Sourceforge. To subscribe to either list, or browse archived messages, simply click optional link(s) below.

signserver-announce is a low traffic list about new releases and patches.

signserver-develop is used for discussions of a more technical nature. Almost anything regarding SignServer can be posted on this list.

Discussion Forums

There are also several public discussion forums that are used for discussions and requests for help etc.


For direct chat for help and to meet the project administrators join the chat.

Connect your IRC chat program to the #signserver channel at